It was nearly an hour ____the sleeping pill ______effect.
| A．when; took | B．before; took | C．since; had | D．before ; had |
Good care must ______ these children, especially when they are ill.
| A．take | B．be taken | C．take of | D．be taken of |
The bank is ______ the street, so go ______ the underground passage， and you can get there.
| A．through; across | B．through; into | C．across; over | D．across; through |
As many as five courses are provided, and you are free to choose_______ suits you best.
| A．whatever | B．whichever | C．whenever | D．wherever |
After school we went to the reading-room to do some reading, only to be told that it ____________.
| A．was decorated | B．had decorated |
| C．had been decorating | D．was being decorated |
—Happy birthday!
— Thank you! It’s the best present I_________ for.
| A．should have wished | B．could have wished |
| C．may have wished | D．must have wished |