________by a group of children，the old man was delighted.
#94521
A
To be surrounded
B
Surrounding
C
Surrounded
D
To be surrounding
推荐题目
“We have sent out two best players to the sports meet. What about you？” “Well, not yet. We have few ______, I’d say.”
#97459
A
chosen
B
to choose
C
to be chosen
D
to choose from
________ global energy safety, all the countries have been called on to take joint efforts ．
#97844
A
Having ensured
B
Ensuring
C
To ensure
D
To have ensured
---- Is Bob still performing?---- I'm afraid not. He is said________ the stage already as he has become an official.
#98540
A
to have left
B
to leave
C
to have been left
D
to be left
If ____ in, viruses can result in illness or even death.
#88250
A
breathe
B
breathing
C
breathed
D
to breathe
His health failing, ______ last year.
#92529
A
so the school gave Mr. Smith leave
B
the school had given Mr. Smith leave
C
so Mr. Smith went on leave from work
D
Mr. Smith went on leave from work