from other continents for millions of years,Australia has many plants and

题型：安徽省同步题难度：来源：

from other continents for millions of years,Australia has many plants and animals not found in
any other country in the world.[ ]
A.Being separated
B.Having separated
C.Having been separated
D.To be separated

答案

举一反三

himself to supporting his brother’s son,he has to let one of his children leave school. [ ]
A.Having committed
B.Committed
C.Being committed
D.To commit

题型：安徽省同步题难度：| 查看答案

___ countless failures, the scientist finally succeeded in discovering the chemical substance. [      ]
A. Suffered
B. Being suffered
C. To suffer
D. Having suffered

题型：福建省期中题难度：| 查看答案

Dina, for months to find a job as a waitress,finally took a position at a local advertising agency.
[ ]
A.struggling
B.struggled
C.having struggled
D.to struggle

题型：安徽省同步题难度：| 查看答案

from heart attack for years, Professor Wang has to take some medicine with him wherever he goes. [ ]
A. Suffered
B. Suffering
C. Having suffered
D. Being suffered

题型：安徽省同步题难度：| 查看答案

________ back to China, all the staff who had worked in Libya strongly felt that our country is very
powerful. [ ]
A. To fly
B. Being flying
C. To be flown
D. Having been flown

题型：江苏专项题难度：| 查看答案