What surprised me a lot was that he didn’t know _________the difference between“say
and “speak”lay.
A．what B．that C．where D．which
— Would you _______ a drink?
—No, thanks．I have given up drinking.
A．care about B．care for C．care of D．take care of
Witout the air to hold some of the sun’s heat, the earth at night ________, too cold for us to live.
A．would be freezing cold B．will be freezing coldly
C．would be frozen cold D．can freeze coldly
The patient is supposed to go to the hospital for ___________ checks.
A．common B．normal C．regular D．usual
—Do you think we should accept that offer?
— Yes, we should, for we ___such bad luck up till now, and time __ out.
A．have had; is running B．had; is running
C．have; has been run D．have had; has been run
It is uncertain side effect the medicine will bring about, although about two thousand patients have taken it．
A．that B．what C．how D．whether
