A.late; lately | B.lately; late | C.lately; lately | D.late; late |
A.up and down | B.slower and slower | C.more or less | D.neck and neck |
A.The less; the better | B.The fewer; the better | C.Fewer; richer | D.More; poorer |
A.more and more rich | B.more rich and more rich |
C.richer and richer | D.richer and richest |
A.difficult | B.much difficult | C.more difficult | D.the most difficult |
A.serious, serious | B.seriously, seriously | C.seriously, serious | D.serious, seriously |
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