—      does Grace do her English exercises every day?—About thirty minutes.
#60029
A
How many
B
How much
C
How long
D
How far
推荐题目
I don’t think he is right, ________?
#64760
A
do I
B
don’t I
C
is he
D
isn’t he
It is the first time that Martin has been to the South Pole, ________?
#64905
A
isn’t he
B
hasn’t he
C
isn’t it
D
hasn’t it