How ________ they learn anything when they spend all their spare time watching television?
| A．must | B．should | C．may | D．Can |
The meeting was long and the speakers said ______nothing worth listening to.
| A．nearly | B．almost | C．mostly | D．possibly |
The Titanic, the biggest ship of its day, ____ unsinkable, but it sank on its first voyage in 1912.
| A．thought | B．was thought | C．thought it | D．was thought it |
We'd better get up earlier than usual if we want to catch the train, ______?
| A．didn't we | B．hadn't we | C．wouldn't we | D．don't we |
I once heard him ____ that a rainbow was a bridge from earth to heaven.
| A．said | B．say | C．to say | D．was saying |
____, the amount left in the bank is hardly worth mentioning.
| A．Having paid my taxes | B．Paying my taxes |
| C．My taxes having been paid | D．My taxes had been paid |