1.______ more attention, the trees could have grown better.
A. To give B. Having given C. Given D. Giving
2. The first textbooks ______ for teaching English as a foreign language came out
in the 16th century.
A. to be written B. written C. being written D. having written
3. The missing boys were last seen ______ near the river.
A. to play B. play C. to be playing D. playing
4.______ in thought, he almost ran into the car in front of him.
A. To lose B. Lost C. Having lost D. Losing
5. When passing me he pretended ______ me.
A. to see B. not having seen C. to have not seen D. not to have seen
6. The children insisted ______ there on foot.
A. they going B. they would go C. on their going D. going
7. He still remembers ______ to Shanghai when he was very young.
A. taking B. being taken C. taken D. having taken
8.______ the railway station, we had a break, only ______ the train had left.
A. Arriving at; to find B. Coming to; discovering that