大学英语单项选择题每日一练(2020.01.15)

单项选择题
No effective（）has been found for this fatal disease which claims thousands of lives each year.
A.settlement
B.method
C.remedy
D.prescription
单项选择题
For the new country to survive,（）for its people to enjoy prosperity, new economic policies will be required
A.to name a few
B.let alone
C.not to speak
D.let's say
单项选择题
As we took our seats on the bus, I noticed a woman（）with a young adult close to us.
A.sit
B.be sit
C.sitting
D.sits
单项选择题
Each year in the United States, many black teenagers（）of school, either because they cannot keep up or they have to work to support their family.
A.go out
B.drop out
C.check out
D.pull out
单项选择题
The encouragement of competition in all possible fields should tend to（）the likelihood of war rather than increase it.
A.eliminate
B.accumulate
C.diminish
D.establish