The teacher said that light ________ faster than sound.
#42199
A
travel
B
to travel
C
traveled
D
travels
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--- ____________ my glasses? I can’t read without them.--- I ____________ them on the desk, but they are not there now.
#36641
A
Have you seen; have seen
B
Have you seen; saw
C
Did you see; have seen
D
Did you see; saw
All the information except these two pieces _____ writing the article.
#42014
A
have been used to
B
has been used to
C
have been used for
D
has been used for