He used to _____up late, but now he is used to _____up early.
A. get; get
B. getting; getting
C. get; getting
D. getting; get
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Not only _____her how to do it but he offered to help her as well.
A. did he show
B. does he show
C. he shows
D. he showed
— I called you at 4:00 yesterday afternoon, but no one answered.—Sorry, I _____ with my friends at that time.
A. swim
B. swam
C. will swim
D. was swimming
Excuse me, where is Mr. Brown's office?—Sorry, I don't know. I_____ here for only a few days.
A. work
B. worked
C. will work
D. have worked
I met a good friend of mine while I______ on the street.
A. walks
B. walk
C. was walking
D. am walking