【单选题】
Sorry, I must be leaving now, because there’s a meeting.
①
Oh, no, you can’t
②
Yes, you can leave if you like
③
Do you really have to go? Couldn’t you at least stay for another cup of tea?
④
Oh, no. I don’t understand
【单选题】
---Whatasurprise!Youchangedyourhairstyle.---Yes,andanothersurprise.I’mgoingtogetmarriednextSaturday.
①
Oh,sorry,Inearlyforgotthat.
②
Really?Congratulations!
③
Howabouttime?I’llbebusythen.
④
That’sOK.Saturdayisthemostsuitabledayforanymarriage.
【单选题】
A: You bought the clothes at a cost of $10? B: [填空]. I got it in a second-hand store.
①
Oh, yes, wonderful
②
No kidding
③
Do me a favor
④
Use your head
【单选题】
铁屑溶于过量的稀硫酸，过滤后向滤液中加入适量的硝酸，再加入过量的氨水，有红褐色沉淀生成。过滤，加热沉淀物至质量不再发生变化，得到红棕色的残渣。上述沉淀和残渣分别为（）。
①
<img class="kfformula" src="20200623/1592891181453159.png" data-latex="{Fe(OH)}_{3};\, {Fe}_{2}{O}_{3}" width="157" height="32"/>
②
<img class="kfformula" src="20200623/1592891181971969.png" data-latex="{Fe(OH)}_{2};{Fe(OH)}_{3};{Fe}_{3}{O}_{4}" width="205" height="36"/>
③
<img class="kfformula" src="20200623/1592891181879323.png" data-latex="{Fe(OH)}_{2};FeO" width="136" height="33"/>
④
<img class="kfformula" src="20200623/1592891181551807.png" data-latex="{Fe}_{2}{O}_{3};Fe{(OH)}_{3}" width="161" height="31"/>
【单选题】
--Hi,welcomeback!Hadanicetrip?___________________________
①
Oh,fantastic!Freshair,andsunshineeveryday.
②
Comeon,Ivegotlotsoffun.
③
Bytheway,IdontlikeSaturdays.
④
Well.I11lookforwardtoyourphonecall.
【单选题】
Do you mind if I join you?
①
I’m very happy to do so
②
Never mind
③
Please do
④
Oh, I can’t
【单选题】
—OK, $ 500, but that is my last offer. —____.?
①
Good idea! ?
②
What did you say??
③
Oh, its up to you. ?
④
OK. Its a deal.?
【单选题】
How was your trip to Paris, Mary? ____________
①
Oh, wonderful indeed.
②
I went there alone.
③
The guide showed me the way.
④
By plane and by bus.