______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
#95484
A
To attach
B
Attach
C
Attached
D
Having attached
推荐题目
—We didn’t find the Blacks ________ the lecture.—No one had told them about ________ a lecture the following day.
#88710
A
attending;there being
B
to attend;there to be
C
attended;there be
D
attend;there was
. I like getting up very early in summer. The morning air is so good _________. 
#98524
A
to be breathed
B
to breathe
C
breathing
D
being breathed
— What’s the matter with you?—______the heavy suitcase, my waist was hurt unexpectedly.
#96996
A
Carrying
B
Carried
C
While carrying
D
While I was carrying