—A new study proves(证明) a        walk every day is enough to keep people away from fat.
#29590
A
30-minute
B
30 minute’s
C
30-minutes
D
30 minutes’s
推荐题目
I think  _______ boy is not serious enough.
#28494
A
a eighteen-year old
B
an eighteen-years-old
C
a eighteen years old
D
an eighteen-year-old
They have ____________.
#29700
A
many tea
B
much oranges
C
much burgers
D
much bread
Some ________ are on the table.
#29506
A
tomato
B
photoes
C
potatos
D
watches
 This is Elizabeth Tina Brown, our new teacher. You may call her __________.
#29885
A
Mr Brown
B
Miss Brown
C
Mrs Tina
D
Ms Elizabeth