【正文】 o invented paocai ；how does every family make the traditional foodB．who did paocai invent；how every family makes the traditional foodC．who invented paocai；how every family makes the traditional foodD．who did invent paocai；how does every family make the traditional food18．— 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．Yesterday little Brian asked his teacher ________.A．when did light travelled faster than soundB．how light travelled faster than soundC．why light travels faster than soundD．when light travelled faster than sound20．—What did the headmaster ask you after the meeting?—He asked me ________.A．what I do for the project last week B．if can I finish the work on timeC．how did I deal with the problem D．why I was late for the meeting21．—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．—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 Jinan23．—Excuse me. Could you please tell me ________ change some money, please?—Of course. Walk along the street to the end and you can find a bank.A．where I can B．where can I C．where I was able to D．where was I able to24．—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 talk25．—Could you please tell me ________ tomorrow?—At 8 o’clock.A．how will she start B．how she will startC．what time she will start D．what time will she start26．—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 went27．— 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 news28．I wouldn’t like to go to the library this Sunday, and I wonder ________.A．whether you can go with me B．that you can go with meC．whether can you go with me D．can you go with me29．—Could you please tell me ________?—Next Thursday morning.A．when we visited the Capital Museum B．when did we visit the Capital MuseumC．when we will visit the Capital Museum D．when will we visit the Capital Museum30．—Could you tell me ________ yuanxiao in China?—Usually at the Lantern Festival.A．when people eat B．how people eat C．when do people eat D．how do people eat31．—Do you know ________—In the 1960s.A．where Havoc in Heaven was created B．when Havoc in Heaven was createdC．where was Havoc in H