If you don’t know how to spell new words, _________ in a dictionary.
#57884
A
look them up
B
look up them
C
look them after
D
look them for
推荐题目
–Could I _____ this book?--Sure. But you can only _____ it for one week.
#52265
A
lend, borrow
B
borrow, lend
C
keep, lend
D
borrow, keep
It’s important __________. 
#63147
A
for us to learn English well
B
to us to learn English well
C
for us learning English well
D
of us to learn English well