-Why does the river smell terrible? -Because large quantities of water______.
A.have been polluted
B.is being polluted
C.has been polluted
D.have polluted
试卷相关题目
- 1----Sorry to have interrupted you. Please go on. -----Where was I? -----You _____ you didn't like your father's work..
A.had said
B.said
C.were saying
D.had been saying
开始考试点击查看答案 - 2The pen I _____ I_______ is on my desk, right under my nose.
A.think...lost
B.thought...had lost
C.think...had lost
D.thought...have lost
开始考试点击查看答案 - 3Large quantities of water , as well as some other timely help including a medical team, _____ since the serious drought hit Yunnan Province.
A.has offered
B.had been offered
C.have been offered
D.is offered
开始考试点击查看答案 - 4The boys followed the marks that they ________, until finally they found their way back to the campsite.
A.left
B.have left
C.had left
D.have been left
开始考试点击查看答案 - 5I _________ in a foreign trade company for three years. Still, I don't regret giving up the job and living with my family.
A.worked
B.have worked
C.had worked
D.have been working
开始考试点击查看答案 - 6Please give Jim the schedule for tomorrow's conference when he _______ back. He is to chair the conference.
A.will come
B.came
C.comes
D.is coming
开始考试点击查看答案 - 7She ______ tomorrow and you had better see her off(送行).
A.is leaving
B.left
C.leaves
D.has left
开始考试点击查看答案 - 8A new kind of drug ______ to cure H7N9 bird flu by the scientists and they are hopeful that they will succeed in a couple of weeks.
A.has been developed
B.is being developed
C.is developing
D.has developed
开始考试点击查看答案 - 9I don't smoke now, but I _______ for more than twenty years.
A.smoked
B.was smoking
C.have smoked
D.had smoked
开始考试点击查看答案 - 10It's true that whoever ______ positive for H7N9 will receive free medical treatment from our government without delay.
A.is tested
B.is being tested
C.has tested
D.tests
开始考试点击查看答案