________that we can’t get the necessary equipment，we will have to give up the experiment.
| A．To assume | B．Assumed | C．Assumes | D．Assuming |
Her parents wouldn’t let her marry anyone ______ family was poor .
| A．of whom the | B．whom | C．of whose | D．who |
How can you ______ the blame for this accident ______ the taxi driver ?
| A．lay; in | B．keep; on | C．attach; to | D．put; into |
Meeting my uncle after all these years was an unforgettable moment,
______ I always treasure.
| A．one | B．one that | C．which | D．all above |
-------Come on I wish you wouldn’t go out every night.
-------You _____go out and spoil yourself !
| A．must | B．would | C．need | D．should |
------- Now you can see how serious the situation is !
-------- Yes. We _____something before it got so bad .
| A．should do | B．must do | C．must have done | D．ought to have done |