Many developed countries have agreed to help the less developed ones but it remains ________ whether they will take action or not.
#89608
A
to see
B
to be seen
C
seeing
D
seen
推荐题目
There are hundreds of students in front of the school gate to welcome the scientist from America.
#98552
A
waited
B
to wait
C
waiting
D
wait
While _________, people sometimes can’t help buying something they don’t really need.
#91557
A
shopped
B
being shopped
C
to shop
D
shopping
Linda had her luggage________ an hour before her plane left.
#90354
A
check
B
checking
C
to check
D
checked
The doctor did __________ save the patient’s life.
#91043
A
that he could do
B
all what he could
C
all he could to
D
which he could