D
1. It is said that some Chinese (飞行员)will be sent to study in Russia.
2. You need to give your (大脑)a rest after studying for a long time.
3. The handbag that (悬挂)behind the door was Mrs Black's.
4. I left some important (文件)in my briefcase yesterday, but I can't find them now.
5. Mountains in Guilin are in different amazing s. Some are like animals.
6. He keeps working hard w happens, and that's why he succeeds.
7. He is clever enough to do everything (in a way that is correct).
8. (examine things to see how they are similar or different)with your robot, mine is more expensive.

D 1. pilots 2. brain 3. hung 4. papers 5. shapes 6. whatever 7. properly 8. Compared

E
1. The two (实验室)are opposite each other. It's easy to find them.
2. There are usually (地下的)car parking lots for shoppers to use in many big supermarkets.
3. — Did you see three (陌生人)enter our office just now?
— No, I didn't. I was busy with my work and didn't notice anyone.
4. Mr Li (指着)at a new car under a big tree and told me that it was bought two weeks ago.
5. The b for the meal is 75 in total, including a bottle of wine.
6. — The train is increasing its s. Look, the trees outside are passing faster!
— Yeah, we'll arrive at the station in 10 minutes.
7. My grandma usually (keep something somewhere to use later)rice in a dry box to keep it from getting wet.
8. In ancient China, (the ruler of a country or several countries)lived in grand palaces like the Forbidden City.

E 1. laboratories/labs 2. underground 3. strangers 4. pointed 5. bill 6. speed 7. stores 8. emperors

F
1. Mr Zhang used to collect (硬币)from all over the world.
2. The teacher (圈出)the important sentences on the blackboard with red chalk so that we could master them.
3. Local farmers sell their own (产品), like vegetables and fruit, at the market.
4. Every autumn, our town holds lively (集市)with food, games, and handmade crafts.
5. We need to do f research before making a final decision.
6. Many people like o takeaway food through the app when they don't want to cook.
7. The Suzhou Museum (be in a place)to the north of Lion Grove Garden.
8. Please choose the correct answer according to the short (a short part from a book, poem, speech, piece of music, etc.).

F 1. coins 2. circled 3. products 4. fairs 5. further 6. ordering 7. lies 8. passage