【正文】 15．—It’s so crowded in the shop today. Do you know ________?—It’s said that there is a special offer on the milk.A．who is ing to the shop early B．when the shop opens the doorC．where is the checkout counter D．why there are so many people16．— Do you know ________?　　— At 8:00 next Monday morning.A．when the sports meeting began B．when did the sports meeting beginC．when will the sports meeting begin D．when the sports meeting will begin17．—Why did Miss Wang 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．—Do you know ________?—Yes, of course. It will be hosted by Beijing and Zhangjiakou.A．how will be the 2022 Winter OlympicsB．which city will host the 2022 Winter OlympicsC．when will be the next Winter OlympicsD．where will be the next Winter Olympics21．—Could you tell me ________?—Sure, I’ll e back in three days.A．when will you e back B．how long have you stayed there C．why you went there D．how soon you will e back22．—Summer vacation is ing! Could you tell me ________ ?—Xi’an. I really want to visit Terracotta Army.A．where are you going B．what are you doing C．where you are going D．what you are doing23．— I wonder ________.— Why not?A．that you’d like to e with us B．whether you’d like to e with usC．when would you like to e with us D．how would you like to e with us24．—Excuse me. Do you know ________—Yes. You can go to Furong Street.A．where I can get some local snacks B．where does the boy e fromC．when can we travel to Hong Kong D．when did Jimmy e to Jinan25．—Do you know________ ?—Tomorrow afternoon.A．when will the headmaster give us a talkB．where will the headmaster give us a talkC．when the headmaster will give us a talkD．where the headmaster will give us a talk26．—Could you please tell me ________ for travelling this summer?—We plan to go to the Great Wall.A．how will your family go B．how your family will goC．where your family will go D．where will your family go27．—Could you please tell me _________ ?—Well, I always write s to my pen pals.A．how do you learn Chinese B．what is your pen pal’s hobbyC．what do you do after class D．how you improve your writing28．— 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 news29．—Amy, I wonder ________ in the street when I e to pick you up. —Well, there’s a big tree by the front gate and it’s covered in lovely white flowers at the moment.A．how will I find your house B．how I will find your houseC．when I will find your house D．when will I find your house30．—I seem to be lost . Could you tell me ________ ?