______ around the Water Cube, we were then taken to see the Bird’s Nest.
#98490
A
Having shown
B
To be shown
C
Having been shown
D
To show
推荐题目
_____ to improving services, we will provide customers with all the information they need.
#89942
A
Being committed
B
Having committed
C
Committed
D
Committing
Our teacher suggests ______ English every day to improve our spoken English.
#90672
A
practising to speak
B
to practise to speak
C
to practise speaking
D
practising speaking