问题

as trying to repair thatstupid machine, but I failed.– Well, you_______.
A:needn’t do that
B:needn’t have done
C:needn’t have
D:needn’t
B:needn’t have done
C:needn’t have
D:needn’t
正确答案是:
同类题型
________ is the bridge near our school – It’s about 15 metres.
You’d better put things back.Otherwise, it will be difficult to find things.[ ]
hear Mr Smith was writing a story last year and he still _____.
-I have great_____ in learning math and I’m so worried. Could you help me-Sure. I’d beglad to.