David. we _____ sugar. Could you go and buy some?
A. have been run out of B. have run out of
C have been run out D. have run out
--- Were you at home at 9:00 pm yesterday?
--- Yes, I for a call from Paris at that time.
A.was waiting B. am waiting
C. will wait D. Waited
I was surfing the Internet my brother was doing his homework.
A. after B. because C. while D. When
There is with my computer, so I can’t finish the work on time today.
A. wrong anything B. wrong something
C. something wrong D. nothing wrong
I ____my school ID card at home. May I go home and get it?
A. forgot B. remembered
C. left D. missed
____________ Davy called me, I was sleeping.
A. Until B. When
C. While D. Because