---So you've left the classroom key inside again?
---No.I've got it with me this time,but I have forgotten ______ the door?
| A．locking | B．locked | C．to lock | D．to have locked |
It is only ___our power to carry out ( 执行) the rules, rather than make them.
A. within B. on C without D. off
. At first his plan seemed impossible to put into practice, but ___it turned out to be quite easy.
A. ever since B. so far C before long D. above all
"I ___asleep all afternoon, so I didn't hear the phone. "he ___to me.
| A．lied; lay | B．lay; lied | C．lay; lay | D．lied; lied |
The winner of the race is tall and thin; he ___be my friend, Mike, who is short and fat.
| A．might | B．mustn't | C．can't | D．should |
. He ______to help me work out the problem, but I’d prefer to depend on myself.
| A．managed | B．offered | C．suggested | D．refused |