In the past decades, sea ice _____in the Arctic as a result of global warming.
A.had melted
B.has been melting
C.melted
D.is melting
试卷相关题目
- 1— How long_____like this? — Three weeks! It's usual in here that rain_____without stopping these days of the year.
A.has it rained; pours
B.is it raining; is pouring
C.has it been raining; pours
D.does it rain; pours
开始考试点击查看答案 - 2— I'm sure Andrew will win the first prize in the final. — I think so. He for it for months.
A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
开始考试点击查看答案 - 3-Why,Jack,you look so tired ! -Well,I ____ the house and I must finish the work tomorrow.
A.was painting
B.will be painting
C.have painted
D.have been painting
开始考试点击查看答案 - 4-I'm sure Andrew will win the first prize in the final.-I think so. He________for it for months.
A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
开始考试点击查看答案 - 5Joseph ________ to evening classes since last month, but he still can't say 'What's your name?' in Russian.
A.has been going
B.went
C.goes
D.has gone
开始考试点击查看答案 - 6Although they __________ in love for over ten years, they haven't decided when to get married.
A.have fallen
B.had fallen
C.have been
D.had been
开始考试点击查看答案 - 7She ought to stop working. She has a headache because she ______all day long.
A.has been reading
B.had read
C.is reading
D.has been read
开始考试点击查看答案 - 8One of my high school friends________in London ever since she moved there in 1998.
A.lived
B.is living
C.lives
D.has been living
开始考试点击查看答案 - 9— I'm sure Andrew will come out first in this gymnastic competition.— I think so. He ________ for it for months.
A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
开始考试点击查看答案 - 10— How long ______ like this? — For nearly a week.
A.did it rain
B.has it rained
C.does it rain
D.has it been raining
开始考试点击查看答案