单项选择（每题1分）She opened the window, _____ in some fresh air.
#97273
A
letting
B
let
C
to let
D
to be let
推荐题目
I remember sometimes in a rush to grow up and be independent， but I was still very happy.
#89807
A
to feel
B
felt
C
being feeling
D
feeling
If ____ unsolved, the problem of food safety may lead to more serious results.
#94614
A
making
B
remained
C
left
D
taking
_______by beautiful green mountains and located at the foot of Lushan Mountain makes it a famous tourist attraction.
#88671
A
Surrounded
B
Being surrounded
C
Having been surrounded
D
surrounding
Mary is often heard ________ playing piano in the next room in the evening.
#97118
A
practise
B
to practise
C
practising
D
practiced
_____ from the top of the hill, the lake is just like a mirror.
#98330
A
Having seen
B
Seen
C
To see
D
Seeing