The flu is believed ______ by viruses that like to reproduce in the cells inside the human nose and throat.
#90948
A
to be caused
B
to have caused
C
being caused
D
causing
推荐题目
It’s easier to catch a _____ lion than the one that’s awake.
#90777
A
sleep
B
slept
C
sleeping
D
to sleep
_______ of water makes Death Valley a desert, but it is by no means devoid.
#98028
A
Lacking
B
Being lack
C
Because of lack
D
Lack
—I didn’t mean ______ my mother. —But talking to her like that meant ______ her.
#97471
A
hurting; hurting
B
to hurt; hurting
C
hurting; to hurt
D
to hurt; to hurt
_______ his scientific work, he has no time to care for his family affairs, _______, of course, his wife always complains about.
#90792
A
devoted to; which
B
Devoting to; which
C
Being devoted to; that
D
Devoting to; that
________tomorrow’s lessons，I have no time to play with you.
#88717
A
Not preparing
B
Not prepared
C
Not having prepared
D
Having not prepared