While watching TV, _.
#91500
A
the telephone rang
B
the telephone was ringing
C
the telephone was heard ring
D
I heard the phone ringing
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With so many friends me, I had no difficulty finishing the work on time.
#96301
A
to help
B
helped
C
helping
D
have helped
The missing boys were last seen _______ near the river.
#90108
A
to play
B
to be playing
C
play
D
Playing
Though _______ money, his parents managed to send him to university.
#94061
A
lacked
B
lacking of
C
lacking
D
lacked in