_______ good for our health.
#43570
A
Do exercise is
B
Doing exercise is
C
Do exercises are
D
Doing exercises are
推荐题目
It ____I who _____leaving for London.
#86180
A
is…is
B
am…is
C
is…am
D
am…am
Very few _________ his address in the town.
#86109
A
knows
B
know
C
areknowing
D
hasknown
On each side of the street  ____  a lot of trees.
#86140
A
stands
B
grow
C
isstanding
D
aregrown