Many animals sleep a lot when young, but sleep much less when they get older, just
is the case with human being.
| A．as | B．which | C．what | D．it |
________! Our troubles will soon be over.
| A．Cheer up | B．Take care | C．Watch out | D．Pick up |
-----Excuse me. Is this the right way to the Summer Palace?
-----Sorry, I am not sure. But it _______ be.
| A．must | B．will | C．Now that | D．can |
_______ you’ve got such a good chance, you might as well make full use of it.
| A．Even if | B．Now that | C．As soon as | D．As though |
----- ________ for the fire!
----- It's OK. I’ll be careful enough.
| A．Look up | B．Look around | C．Look through | D．Look out |
There is some doubt whether he will______ at the meeting.
| A．turn on | B．turn up | C．turn down | D．turn off |