----- Have you heard of Earth Day ?----Yes . The first Earth Day ______ in 1970 to educate us to protect our planet .
#39398
A
celebrates
B
celebrated
C
is celebrated
D
was celebrated
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We’ll go for a walk if it tomorrow.
#39553
A
will not rain
B
isn’t raining
C
doesn’t rain
D
wasn’t raining
—Neither Mary nor her friends _________ joined the music club because they have no time. — It’s a pity!
#37300
A
is
B
are
C
have
D
has
—Hello! May I speak to Alice?—Sorry, she _____ Shanghai.
#36873
A
have gone to
B
has been to
C
has been in
D
has gone to