I don’t doubt _____ he is a brilliant scientist, but can he teach?
| A．whether | B．if | C．that | D．what |
It was ______ fine weather that many people went out to enjoy the warm sunshine.
| A．so | B．very | C．too | D．such |
He is one of the world-famous musicians. By the time he was six, he ______ composing.
| A．had begun | B．begins | C．would begin | D．was beginning |
— I’m on ______ diet to lose weight.
— You should take ______ exercise as often as you can.
| A．\; \ | B．\; a | C．a; \ | D．a; a |
--- Mr. Wang is a man of few words, but quick in mind.
--- _______, you know.
| A．A single flower doesn’t make a spring | B．A great talker is a great liar |
| C．A light heart lives long | D．A still tongue makes a wise head |
-----How can I get to the wooden tower?
------There are two paths here and , I hear , ___________of them leads to it.
| A．all | B．both | C．either | D．none |