If you are weak _____ a subject, ______ and asking a teacher for advice can help.
#48299
A
at; working hard
B
in; work hard
C
at; work hard
D
in; working hard
推荐题目
Shanghai Disneyland has started to be built and it will be open ________ five years.
#50629
A
in
B
for
C
from
D
before
How do you study English ?I study English_____ grammar.
#47327
A
by learn
B
by learning
C
in learn
D
in learning
