It’s very hard ___________the swimming pool.
#50813
A
to swim across
B
to swim cross
C
swim across
D
swim cross
推荐题目
The singer sang many songs, ________ some of my favorites.
#49669
A
include
B
included
C
including
D
to include
It’s__________ for all of them__________ to the top of the mountain.
#48932
A
tiring; getting
B
tired; to get
C
tired; getting
D
tiring; to get
