Only take such clothes ______ really necessary.A．as wereB．as they areC．as they wereD．as ar

Only a very delicate thermometer can ________ such tiny changes in temperature in a p

The people who‘re in their mid－70s， only 0.45 percent ofcardiomyocytes____________.

______ was the only American president who was re－elected three times in succession.A．Theo

As soon as you take off any clothing,______it neady and place it on the chair.A．washB．chan

You ______ such a long essay. Mr. Smith only asked for 300 words, and you have written 900

Such a skilled tennis player knows how to take ______ of his opponents (对手) chief weakn