Every means , but none proved .
#85757
A
have tried; a success
B
have been tried; successful
C
has tried; to be successful
D
has been tried; successful
推荐题目
The father as well as his three children ___skating on the frozen river every Sunday afternoon in winter.
#86341
A
is going
B
go
C
goes
D
are going
The lake is calm and clear, and one of the things that _____in the water is the famous tower.
#86261
A
reflects
B
reflect
C
is reflected
D
are reflected