A.stay lately
B.have stayed very late
C.stay a little
D.stay late
[单选题]We must improve the farming method __________we may get high yields.A.in ca
[单选题]She [determined]to leave the school at once.A.triedB.attemptedC.agreedD.dec
[问答题]You do not have to understand everything all at once.
[问答题]He was too tired to say a word and went to bed at once.
[单选题]Her new boyfriend has(omitted) to tell her that he had married once.A.forgo
[单选题]When we write, we must write as ______as we can.A.careful B.carefully C.mor
[单选题]When we write, we must write as______as we can.A.carefulB.carefullyC.more c
[单选题]What may happen to computer criminals once they are caught?A.With a bad rep
[问答题]We must arrive there on time.
[单选题]Must we come earlier tomorrow?- _________。A.No, you needn't.B.No, you mustn