Ⅰ.单句填空
1.Dogs have a very good sense of smell and are often used (search) for survivors in an earthquake.
答案to search
2.West hasn’t tested his idea on larger blocks,but he thinks rolling has clear (advantage) over sliding.
答案 advantages
3.The boys (attempt) to leave for camping but were stopped by their parents.
答案attempted
4.In the last decade,Chicago public schools (expand) the teaching of Chinese to serve 12,000 students.
答案have expanded
5.This novel has been (adaptation) for radio from the Russian original.
答案adapted
6.All roads were blocked and the only (accessible) to the earthquake-stricken areas was by water.
答案access
7.There is a growing (tend) for people to work at home instead of in offices.
答案tendency
8.The hotel is (convenient) located close to the beach and the shops,attracting a lot of tourists.
答案conveniently
9.Standing up,it’s easier for human beings to find food or enemies.In (add),their arms are for throwing stones or signaling.
答案addition