—Will you give me a hand? I have some trouble_______ the scientific problem.—Don't worry. I'll try my best to help you _______.
#52243
A
solving; in five minutes
B
to solve; in five-minute
C
to solve; after five minutes
D
solving; after five-minutes
推荐题目
At present , the terrible foggy haze（雾霾）weather has influenced our normal life badly . So our government should _____ to reduce the air pollution.
#52788
A
put out
B
carry out
C
take steps
D
get over
A hard-working man__ _______become a great scientist, but a great scientist__________be a hard-working man.
#52464
A
can’t; can
B
may not; can
C
mustn’t; must
D
may not; must
---- _______the door, please.----Come in please. The door _______.
#57526
A
Be open; opens
B
Be open; is opening
C
Open; opens
D
Open; is open
—Sometimes, Jim feels stressed, but he doesn’t know _______ about it. —He can get help from his teachers.
#52972
A
who to talk
B
when to talk
C
who to talk to
D
when to talk to