The physics teacher said that light _______ much faster than sound.
#39237
A
travels
B
traveled
C
to travel
D
was travelling
推荐题目
If tomorrow______________ fine, we’ll grow the flowers.
#41990
A
is
B
be
C
will be
D
is going to be
It ________ over ten years since the dog ____________. 
#37619
A
is; died
B
is; has been dead
C
has been; has died
D
was; has died
---Where were you this morning?---I _____________ in the supermarket.
#41689
A
will shop
B
am shopping
C
was shopping
D
have shopped