—Must I turn off the gas after cooking ?
—Of course . You can never be _______ careful with
that.
| A．enough | B．too | C．so | D．very |
— I wonder if I could use your phone for a while?
— _____.
| A．It’s a good idea | B．Why not? Do it for yourself |
| C．Of course. Go ahead | D．It’s my pleasure |
Only when the war was over_______ to his hometown.
A. did the young soldier return B the young soldier returned
C. returned the young soldier D the young soldier returned
He is an hour late by now．He last night．
| A．must stay up | B．should stay up |
| C．should have stayed up | D．must have stayed up |
I don’t know how they ____the first couple of weeks after the strong earthquake.
| A．got around | B．got through | C．got over | D．got up |
I lost my way. I wonder ________ I can turn in the dark.
| A．who | B．whom | C．to whom | D．for whom |