The boy asked his father         .
#36132
A
where it happens
B
when did it happen
C
what did it happen
D
how it happened
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I'm now in New York with my friend Jenny. We_________ by plane on Monday.
#42109
A
arrive
B
arrived
C
are arriving
D
will arrive
 The students       the Art Festival when I passed by their school.
#41616
A
celebrate
B
were celebrating
C
will celebrate
D
have celebrated
My pen pal said he would write to me, but I _____ any letters from him so far.
#42084
A
won’t receive
B
haven’t received
C
hadn’t received
D
didn’t receive