Although medical science __________ control over several diseases,what worries us is that some of them are returning.
#99526
A
achieved
B
has achieved
C
will achieve
D
had achieved
推荐题目
—You haven’t got the textbook for my chemistry yet.—I know, and we ________ to get it for the last five weeks.
#100488
A
will have been trying
B
have been trying
C
will be trying
D
had tried
The five rings ____________the close unity and friendly meeting at the Olympics between athletes from five continents.
#101581
A
prove
B
represent
C
defeat
D
explain
—I haven’t seen Tom for years. Any news about him?—He in a toy factory for two years. Now he’s working on a farm.
#102294
A
works
B
worked
C
has worked
D
had worked
John sold the camera yesterday which his brother him as a birthday present from Japan.
#100810
A
has sent
B
had sent
C
was sending
D
would send