--The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?--________ my students have a try?
#62818
A
Should
B
Shall
C
Will
D
May
推荐题目
Who ____ table tennis?
#75890
A
can play the
B
can playing
C
can play
D
can to play
Students ought ______ the truth.
#76163
A
told
B
tell
C
telling
D
to tell
---Mum, I hurt my leg when I climbed the tree. --- You ___ that tall tree. I’ve told you many times.
#62682
A
mustn’t have climbed
B
shouldn’t have climbed
C
couldn’t climb
D
may not climb