．—This math problem is too difficult. Can you show me _______, Dad?—Sure.
#52390
A
what to work out
B
what to work out it
C
how to work it out
D
how to work out it
推荐题目
---------Where is Mr Li? ----------He ___________in the office. I saw him leave just now.
#56292
A
must work
B
can’t be
C
might be
D
must be working
He has lost his pen. He is _______ it everywhere.
#59160
A
looking after
B
looking out
C
look like
D
looking for
---- I would rather _____ hiking than _____ swimming.
#52923
A
to go , to go
B
going, going
C
go ,go
D
go, going