These diagrams are especially helpful when we have a concrete problem ________ at hand.
#88821
A
be solved
B
to solve
C
solved
D
being solved
推荐题目
All the citizens, young and old, walked and sang, beautifully ______ in new clothes of all kinds, ______ the success of their football team.
#91655
A
dressed; celebrating
B
wearing; to celebrate
C
dressed; to celebrate
D
worn; celebrating
By 2013, cases of AIDS had been reported in Harbin, thus _____ AIDS a provincial concern.
#88418
A
to make
B
making
C
having
D
made
The environmentalist said: “Making money is blameless, but I can't ________ to unnecessary killing of wild animals for that purpose.”
#94363
A
subscribe
B
tend
C
oppose
D
suggest
Look at the notice . You are not allowed ____ the gymnasium without permission.
#92997
A
to enter
B
enter
C
entering
D
for entering
She smiled happily，________ a set of amazing white teeth to us.
#90825
A
exposing
B
being exposed
C
exposed
D
to expose