_________ by the advances in technology , many farmers have set up wind farms on

题型：同步题难度：来源：

_________ by the advances in technology , many farmers have set up wind farms on their land.
[     ]
A. Being encouraged
B. Encouraging
C. Encouraged
D. Having encouraged

答案

举一反三

_________ twice , the postman refused to deliver our letters unless we chained our dog.[     ]
A. Being bitten
B. Bitten
C. Having bitten
D. To be bitten

题型：同步题难度：| 查看答案

_____ about the safety of her son, John"s mother looked upset.[     ]
A. Concerning
B. Concerned
C. To concern
D. Concern

题型：安徽省模拟题难度：| 查看答案

Thanks to the measures ______ by the local government , the polluted river is becoming clearer and
clearer and fish have begun to show up in it.[     ]
A. taking
B. taken
C. to take
D. having taken

题型：安徽省模拟题难度：| 查看答案

_____ alone in the large house, the little boy had to learn to survive by himself. [ ]

A. To leave
B. Leaving
C. Left
D. Being left

题型：山西省模拟题难度：| 查看答案

When the man came in, gun in hand, we all stood there, ________. [ ]
A. astonished
B. astonishing
C. being astonished
D. having astonished

题型：安徽省模拟题难度：| 查看答案