Charles is believed_______ the floor yesterday; he is always helping others silently.
A.to sweep | B.to have swept | C.having swept | D.swept |
Recycling is one way to protect the environment; reusing is ________.
A.another | B.the other |
C.one another | D.one |
The project requires close teamwork. ________ will be achieved unless we work well together.
A.Nothing | B.Anything |
C.Something | D.Everything |
(2013·全国Ⅱ,14)It's an eitheror situation—we can buy a new car this year or we can go on holiday but we can't do ______.
A.others | B.either |
C.another | D.both |
They put forward a lot of plans at the meeting, none of________ carried out in their work.
A.which | B.what | C.that | D.them |
You may depend on________ that they will look after your daughter when you are away.
A.them | B.this | C.her | D.it |