I can’t help  _______the house because I’m busy making a cake.
#98381
A
to clean
B
cleaning
C
cleaned
D
being cleaned
推荐题目
Victims, ________ in the news, who are infected with H7N9 have come up to 28.
#90977
A
is reported
B
reported
C
reporting
D
which reports
The child sat in the dentist’s chair _______. 
#97432
A
tremble  
B
trembling  
C
trembled 
D
to trembled
The boss went into the house, _____ the five boys _____ in the rain.
#96649
A
left; standing
B
leaving; standing
C
left; stand
D
leaving; stand
_____________to somebody,a British person often shakes hands with the stranger.
#97496
A
Introducing
B
To introduce
C
To be int.roduced
D
On being introduced。