—You look very pale. You __________ very tired. — I didn ’ t sleep at all last night.
A、mustbeA
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Youshouldtrytowrite__________evenwhenyou’rebusy.Asyouknow,practicemakesperfect.
One way to understand thousands of new words is to gain __________ good knowledge of basic word formation.
—You look very pale. You __________ very tired. — I didn ’ t sleep at all last night.
The cost of the various repairs amounts __________ total to just over a hundred pounds.
--- Have you moved into the new house? --- Not yet. The rooms __________.
