-- The math problem _________ is not difficult. --- But after several tries , I have to give up _________ on it .
#49383
A
it’s , working
B
itself , to work
C
itself , working
D
its , to work
推荐题目
Simon made a big bamboo box _______ the little sick bird till it could fly.
#49425
A
keep
B
kept
C
keeping
D
to keep
— Jack has got a bad cold.— Yeah. I told him not to take off his coat, but it was stubborn of him my advice.
#48646
A
don’t take
B
didn’t take
C
not to take
D
not take
When Lucy got the gift from her mother , she couldn’t wait ______ it and have a look .
#48452
A
open
B
opening
C
to open
D
opened
---What did Lily tell you just now?----She asked me _______ others her secret.
#49235
A
to tell not
B
not to tell
C
don’t tell
D
not tell