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look so worried when we saw her?—Because she wanted to know ________.A.where did the other students go B.when would the policeman eC.what her students have done during the trip D.if her students were hurt in the accident18.— Do you know ________ during the Sui and Tang Dynasties?— Yes. A trade in books resulted and more people learnt to read.A.who invented printing B.why were paper introducedC.where paper were made D.how printing influenced people19.The students are discussing ________.A.why they are often under stress B.when did Tom saw a doctorC.who would teach them English D.whether is stress a big problem20. Judy, could you tell me_______the schoolbag? Oh, yes. I bought it in a store on the Internet.A.where did you buy B.where will you buyC.where you bought D.where you will buy21.We haven’t decided ________.A.that we will repair our house B.when did we go to the partyC.where we went on vacation D.whether we will keep a pet22.—Ann, could you tell me ________ yesterday?—Oh, I went to the supermarket for shopping near my home.A.where did you go B.when you went C.who you will go with D.where you went23.— Could you tell me ______ ?— By searching the Internet.A.how did Carl get the news B.why Carl got the news C.how Carl got the news D.why did Carl the news24.—Could you tell me ________ to London?—Sure. Next month.A.when will you travel B.when would you travelC.when you will travel D.when you travel25.—Your book is very interesting. Can you tell me ________? —In Xinhua Bookstore next to our school.A.where did you buy it B.why did you buy itC.where you bought it D.why you bought it26.—Bill, what did the teacher say to you?—She asked me ________.A.how would I solve the problem B.whether I was ready for the taskC.why I look excited D.what time did I get home27.—Could you tell me ________?—I’m not sure.A.how many people have joined the club B.when is Thanksgiving DayC.which animal does he like best D.what time will the dolphin show start28.—When will Mr Liu e back to Zhenjiang? —Sorry, I don’t know ________.A.how long he will stay in Xinjiang B.how he went to XinjiangC.how soon will he be back from Xinjiang D.why he is going to Xinjiang29.—I’m excited about Huawei’s new smartphones. Do you know ________?—Next month.A.how can I get one B.when will they e outC.how I can get one D.when they will e out30.—Kate, I’m going to a party tonight. Could you please tell me _______?—With pleasure. Wait a moment, please.A.if the skirt looked nice on me B.what should I pay attention toC.that I should take some flowers D.how I can order “Didi” online31.—Could you please tell me ________?—Sorry, I’m new here.A.where the airport was B.where was the airport C.where the airport is D.where is the airport32.—Are you looking forward to the piic tomorrow? I’m wondering ________.—Let’s make it at half past 6.A.where will we have a piicB.what we will do and seeC.how will we climb up the mountainD.when we will meet at the school gate33.Hi, Peter. I’