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1.Advertising media like direct mail, radio, television and newspapers ___ to increase the sales of industrial products.
A.have been usedB.will be used
C.is being used
D.has been used
2.Such ___ the case, there are no grounds to justify your complaints.A.was
B.is
C.is being
D.being
3.——“The president made a brilliant decision, didn't he?”——“Yes, he did. I don't know what I would have done if I ___ to make that decision.”
A.wereB.had had
C.have had
D.had
4.Humble ___ it may be, there's no place like home, ___ he may go.
A.like,whenB.as,wherever
C.although,where
D.which,wherever
5.He still remembered one morning five years ago ___ she came to his house and encouraged himto overcome difficulties.
A.whichB.that
C.before
D.when
