The ship would have sunk with all on board ______ for the captain.
| A．if it was not | B．had it not been | C．if it has not been | D．not had it been. |
.I don’t believe everything goes well with you,____?
| A．do they | B．does it | C．don’t they | D．doesn’t it |
.Nobody has the right to go there to have dinne rfree,____?
| A．hasn’t it | B．has it | C．haven’t they | D．have they |
The unsold good she brough to me are useless to me,____?
| A．aren’t they | B．are they | C．did he | D．didn’t he |
Let me introduce myself to you all,____?
| A．may you | B．will you | C．won’t I | D．won’t you |
This is an illness that can result into talblindness____left untreated.
| A．after | B．if | C．since | D．unless |