The tragedy of the innocent young Brazilian boy killed by the British police has put the British police in a difficult________.
| A．occasion | B．case | C．situation | D．background |
If this dictionary is not yours, _____ can it be?
| A．what else |
| B．who else |
| C．which else's |
| D．who else's |
It's no longer a question now _____ man can land on the moon.
| A．when | B．that | C．whether | D．how |
—Do you know where the manager lives?
—Yeah, but I have to _____ the telephone book for his address.
| A．search | B．consult | C．request | D．examine |
Whenever his mother spoke to him, ____ was fairly often, he would talk on and on without giving her a chance to speak.
| A．that | B．what | C．which | D．who |
After the new machine was introduced, the factory produced _____ in 2011 as the year before.
| A．twice as many machines |
| B．twice many as machines |
| C．as twice many machines |
| D．as many machines twice |