A. an; the
B. a; the
C. the; a
D. an; a
[单选题]He( )with Smith at least four times in the past three years.A.has been seen
[单选题]He( )with Smith at least four times in the past three years.A.has been seen
[单选题]He( )with Smith at least four times in the past three years.A.has been seen
[单选题]He( )with Smith at least four times in the past three years.A.has been seen
[单选题]A long time ago, I _______ in London for three years.A.had lived B.have liv
[单选题]A long time ago, I ________ in London for three years.A.had lived B.have li
Smith, My husband and I are regular customers of your restaurant over the pas
The mobile payment market ______ in China during the past few years.A. thrivedB.
[单选题]The operationcould [prolong] his life by two or three years.A.broadenB.wors
[单选题]As a productivewriter,he [turned out] three novels these years.A.producedB.