026 I couldn't help it
解释：I couldn't help it.= I couldn't control myself. = I couldn't stop it. 我没有办法；我没办法；我忍不住
A: Why did you laugh in class?
B: I couldn't help it.
A: What was so funny?
B: The way he said "Uranus".
027 to look away
A: Don't look away from me when I'm talking to you.
B: Yes, dad.
A: Did you take the cookies or not?
B: I was hungry!
028 don't push it
解释：在这里it 指运气。别越界哈；不要咄咄逼人；别操之过急。You are pushing it，你过界了，你过分了。
A: Can you make me spaghetti?
B: I'm a little tired, but why not?
A: Thank you. Can you make garlic bread, too?
B: Uh... Okay.
A: And do the dishes?
B: You're pushing it.
029 Are you done yet？
解释：Are you done yet? = Are you finished yet? 你完事了没；你们做完了吗
用法：读快接近 ar yuh....
A: Are you done yet?
A: Hurry up! I'lll wait in the car.
B: Hey, you got any toilet paper out there? Hello? Anyone? HELP!!
030 Knock on wood.
解释：祈求好运，吉人天相， 谢天谢地，asking for luck。
A: You broke your arm again?
B: Yeah. This is my third time.
A: I've never broken my arm. Knock on wood!
B: It's no big deal~
031 Count me out/in.
解释：不要算我/算我一个，to exclude sb/to include sb。
A: Did you hear? The boss is looking for volunteers.
B: For what?
A: To help wash his car.
B: Count me out. I'd rather get fired.
A: He can count me in! I love the boss.
032 To rain on your parade.
解释：parade游行，to do sth terrible to your plan。
A: What's that? A present?
B: Diamond earring. They're for Sue!
A: Wow! Uh...I don't want to rain on your parade, but Sue just got engaged.
B: What? Engaged? She's gonna get married? What???
033 I'm broke!
解释：没钱了，I have no money。
A: Let's go eat lunch.
B: 'Kay. Burgers?
A: Nah, I want something healthy.
B: Healthy? Healthy means expensive. I can't. I'm broke.
034 To sell SOMEONE out.
解释：出卖，to betray sb。
A: I can't believe you sold me out to mom.
B: You're always selling me out.
A: Okay, let's make a truce.
B: Okay. From now on, we lie for each other to mom.
C: I heard that~
035 It will all come down to
解释：to come down to sth/me/you/the final exam/God, It=the result, all=completely,取决于，降至；归结起来；变为；归结为。
A: In order to win the tournament, he must make this putt.
B: It will all come down to this putt.
A: It all comes down to this shot...
B: It all comes down to his concentration...
A: NO! He missed! He's a loser!
036 I beg to differ.
解释：I'm sorry but I disagree with you, I don't think so,。
用法：这个用法很礼貌，强调意见不一致，意思比Maybe，however，I think 强。
A: Don't these uggs look good on me?
B: I beg to differ.
B: You look like a gay cowboy. Uggs are for women.
037 Luck Lock and Look
解释：Luck, Lock, Look的发音区别。
A: Where're you going?
B: To the library. I want to look for a book.
A: Good luck. They locked up already.
B: It's that late?
038 Don't sweat it!
解释：Don't worry about it. Don't be too stressed out.
A: I need you to finish this report, okay?
B: By when?
A: .By next Tuesday.
B: That gives me only Thursday, Friday and Money to work on it.
A: Don't sweat it! You can come in on the weekend.
039 Go all out~
解释：to go all out=to do one hundred and ten perent of your energy/passion，全力以赴，不惜一切代价。
用法：to go all out
A: Look at all the bags!
B: Christmas shopping! I went all out this year~
A: Did you get one for me?
B: No. You said you didn't believe in Santa.
040 ~ already
用法：Where are you already? You should be done already.
A: Where is my fried chicken already? I ordered 30 minutes ago.
B: Here's your order, sir.
A: I thought you forgot about me.
B: With your beautiful voice? How could I?
041 Come down with
解释：I think I'm coming down with something. => I think I'm getting sick
用法：coming down with +疾病。I think I'm coming down with a cold/the flue/a virus/a headache/a stomachache.
A: You don't look too good.
B: I feel terrible.
A: Are you coming down with a cold?
B: I think so. I'd better buy lots of vitamin C.
042 Go down
解释：to go down=>down 有三种解释 1. the south（上北下南左西右东）。2. 空间的上和下，down the hill/elevator。3. 郊区，urban area, downtown，the hall。
A: Are you going down to the store today?
B: I went down yesterday.
A: Please? I need some more beer!
B: Go get it yourself.
043 Steal my thunder
解释：to steal someone's thunder，thunder=>big day, big moment，抢了某人的风头。
A: Aren't you inviting Amanda to eht wedding?
B: No way. She always tries to steal my thunder.
A: How? Because she always tries to be the queen?
B: That's right. That's MY day and I'm not gonna let ANYONE steal my thunder.
044 a pain in the neck
解释：讨厌鬼，烦心事（英国英语亦用a pain in the arse, a pain in the backside等，美国英语亦用a pain in the ass, a pain in the butt等，但多数人认为具冒犯意味）
用法：to be a pain in the neck(in the读快接近in nuh)，也可简化为 a pain。
A: Oh, this traffic is such a pain in the neck.
B: Well, it's Friday night. It's always bad.
A: Next time, let's take the subway or bus.
B: Oh, but standing on the bus is such a pain in the neck, too!
045 to come in on
用法：to come in on 后加具体星期几Monday等， 周末周中Weekend、Weekdays、数字日期（the 10th of May），预约日期的时候可以使用。
A: Can you come in on a weekend?
B: No. I can only go in on weekdays.
A: Can you come in of Friday?
B: No, I'm Muslim. That's my weekend. Sunday?
046 to turn in
解释：1. 睡觉=go to bed。2. 举报。3.提交。
用法：1. When did you turn in last night? 2. Turn in the weapons to the police. 3. Turn in the proposal to the boss.
A: Did you turn in the assignment?
B: Yes! Now I'm free~
A: So, what are you gonna do?
B: I'm gonna turn in early tonight. I'm tired~~
047 to lack something
解释：to be missing something，to be short of sth，缺少的，不足的
A: Any advice? How do I get more YouTube viewers?
B: Well. you are lacking something.
A: What? Energy?
B: Hair. You might want to get a toupee.
048 I'm down.
用法：I am down.=>I'm down.
A: You wanna go watch the basketbal game tonight?
B: You paying?
A: No need~Free tickets!
B: Cool! I'm down!
049 to kick it up a notch.
解释：to kick up=> to increase，增加；a notch=>a space, a hole，a little 一档。
A: It's pretty cool in here.
B: The thermostas's at 24.
A: Can we kick it up a notch?
B: Okay. Ooh! That's my favorite song!
A: Me, too! Let's kick that up a notch, too！
050 happy holidays.
解释：holidays, 和习俗有关，日历中标红的节日；vacation ，学校、工作假期；weekend 周末。
A:What are you up to on the holiday?
B: Just staying at home. I start my vacation next week.
A: Why so late?
B: Holiday traffic! It's too much!