问题

No one knows how the huge rocks _______ and _______ without our modern machines eight hundred years ago.
A:were cut; moved
B:were cut; move
C:are cut; moving
D:are cut; moved;
B:were cut; move
C:are cut; moving
D:are cut; moved;
正确答案是:
同类题型
Do you know _____the deadly disease—Yes, we should have a good habit about health.
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man has his faults. We should, therefore, learnto be ______ of others.
The experiment shows that proper amounts of exercise, if_____ regularly, can improve our health.