动名词和不定式做主语及非谓语动词做表语 1
__________ a language requires time and effort
Learn B
Learning C
To learn D
Being learned 2
It is not always easy __________ invitations
to refuse B
refusing C
to be refused D
being refused 3
__________ now seems impossible
Saving money B
To save money C
Being saved money D
To be saved money 4
To answer correctly is more important than __________ A
a quick finish B
to finish quickly C
finishing quickly D
you finish quickly 5
How __________ the problem will be discussed at tomorrow’s meeting
to solve B
to be solved C
being solved D
solving 6
It was polite _________ the child to give up his seat to the elderly woman
with 7
Is it necessary __________ the book immediately
for him to return B
that he retur