Our physics teacher told us that light _______ faster than sound.
#40267
A
travel
B
travels
C
is travelling
D
has travelled
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Great changes ______ in the city and a lot of buildings ______.
#42171
A
have taken place, have been set up
B
have been taken place, have been set up
C
were taken place, were set up
D
have taken place, set up
—I think trees ____________ twice a week in such hot weather.—Yes, I agree. Or they may die without water.
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A
must water.
B
are watered.
C
must be planted.
D
must be watered.
—What did Lucy say? —She said she _______ Hangzhou the next year.
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A
would visit
B
will visit
C
visited
D
is visiting