You must keep your eyes ________. 
#57136
A
close
B
closed
C
closing
D
to close
推荐题目
Teachers often tell us         in the river after school.
#58810
A
don’t swim
B
not swim
C
not to swim
D
swim
 He told me that he ________ here for five minutes.
#53826
A
has come  
B
had arrived
C
had been 
D
came
He _________ for two years. We are still sad about his _________.
#55114
A
died, dead
B
died , death
C
has been dead , dead
D
has been dead, death