—________ one and a half months enough for the project to be finished?—I am afraid not.The professor is ill and only after he recovers ________ go on with it.

Joan together with her parents ____ going to visit the Summer Palace this Saturday.

Ninety-six point five percent of the water on the earth ______ sea water.

In that terrible earthquake, ______ who were killed ______ more than 20,000.

---Would you mind ______ your bike?--- No, not at all. I’ll put it under the tree right away.