动词填空 用括号内所给动词的适当形式填空。（本大题共8分，每小题1分）
They _________ a series of pre-recorded tapes to the language laboratory in the past 2 days. (send)
Remember that teaching others is ________ yourself. (teach)
The old man _________ to go to college, but didn’t. (hope)
He was very sure that sooner or later he ________ passing the driving test. (succeed)
Hurry up! The boss needs the work ________ tomorrow! (do)
---Why not look at page 20 of your English book?
---Ah, here the key is! I wonder why I _______ of this. (not think)
There’s no one in the lab. Everybody has been seen ________ out. (go)
He who does not reach the Great Wall ________ a true man. (not be)