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The mobile phone has influenced people’s life a lot since it ______.
#36450
A
invents
B
invented
C
is invented
D
was invented
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I don’t know when he _______ tomorrow, when he    tomorrow ,I will tell you.
#36577
A
will come；come
B
will come；comes
C
will come；will come
D
comes；would come
How many times have you         the Science Museum?
#37476
A
gone to
B
been in
C
been to
D
went to
－Where’s Lisa,Eric?－She __________ to the library.
#41568
A
goes
B
had gone
C
has gone
D
would go
---When did Betty        Beijing?
#40091
A
arrive
B
arrive in
C
got
D
got to
--When _______ you _______ to learn to skate?--Five years ago.
#41709
A
do , begin
B
will , begin
C
have , begun
D
did , begin