______ in the regulations that you should not tell other people the password of your email account.
| A．What is required | B．What requires |
| C．It is required | D．It requires |
The top leaders of the two countries are holding talks in a friendly ______.
| A．atmosphere | B．state | C．situation | D．phenomenon |
We all hold such a point that _______ good knowledge of English is what is needed badly in ______ international trade today.
| A．a ; / | B．the ; the | C．the ; an | D．/ ; the |
Why! I have nothing to confess(承认）. ____you want me to say.
| A．What is it that | B．What it is that | C．How is it that | D．How it is that |
---what was the party like?
---Wonderful. It’s years _____ I enjoyed myself much.
| A．after | B．before | C．that | D．sinc |
It was _____ that caused him to serve dinner an hour later than usual.
| A．we being late | B．our being late | C．we were too late | D．because we were late |