1.It ran for just under seven kilometers and allowed people to avoid terrible ________ (crowd) on the roads above as they travelled to and from work.
2．Any smell might attract natural ________ (enemy) that would try to eat the little panda.
3．But without sunlight and good soil, soon the leaves began to fall down and the ________ (branch) began to dry.
4．The 220pound Qizai has become a superstar, and many ________ (toy) in his color have been made.
5．After finishing the work, they had a lot of ________ (photo) taken to record the meaningful activity.
6．They were ready to die for their ________ (belief)．
7．Which novel of ________ (Dickens) are you referring to?
8．The town will build a monument to its war ________ (hero)．
9．This medicine has saved the lives of a number of sick ________ (child)．
10．I helped him put up some ________ (shelf) in his bedroom.
11．For ________ (refer), students should keep their dictionaries at hand.
12．You can enjoy a great sight by climbing to a greater ________ (high)．
13．The buildings are just a few ________ (minute) walk from each other.
14．In the past few years ________ (China) online education has made great progress.
15．If you have friends who know your hearts, ________ (distant) cannot keep you apart.