If you take this train， you in Shanghai in five hours.
A. arrive
B. will arrive
C. arrived
D. have arrived
I on the computer when Frank called me last night
A. work
B. will work
C. was working
D. am working
—Do you know ?—At 9:00 tomorrow morning.
A.when the video meeting began
B.when did the video meeting begin
C.when the video meeting will begin
D.when will the video meeting begin
How did Emma feel when she got to the new school?
A. Lonely.
B. Lucky.
C. Surprised.
D. Angry.
At the nature center, Emma and Julia_______.
A. took a chance to be tour guides
B. helped to feed the baby squirrels
C. asked the keeper many questions
D. made a presentation about nature
