She's not strong enough               walking up mountains.
#52942
A
to go
B
going
C
go
D
went
推荐题目
Although they were tired, they still went on _____. 
#56410
A
working
B
to work
C
work
D
worked
Do you want ________ an apple?
#61332
A
eat
B
to drink
C
to have
D
to like
 Amy would rather    in Sunshine Town than    in Moonlight Town.
#56818
A
shopping, go shopping
B
shop ,go shopping
C
to shop, to shopping
D
shop, to go shopping