Online schools, which __ the needs of different people, have emerged as an increasingly popular education alternative.
A) stir up
B) consent to
C) switch on
D) cater to
D
stir up：挑起
consent to：同意
switch on：启动
cater to：迎合
cater to the need
cater to the desire
From science to Shakespeare, excellent television and video programs are available __ to teachers.
A) in abundance
B) in operation
C) in store
D) in stock
A
in abundance：充足
in operation：运转着
in store：储存着
in stock：有现货
AIDS is a global problem that demands a unified, worldwide solution, which is not only the responsibility of nations in which AIDS is most __.
A) vigorous
B) relevant
C) prevalent
D) rigorous
C
vigorous：精力充沛的
relevant：有关的
prevalent：流行的
rigorous：严格的
This kind of songbird sleeps much less during its annual __, but that doesn't seem to affect its flying.
A) emigration
B) migration
C) conveyance
D) transference
B
emigration：移民
migration：迁移
conveyance：运送
transference：移动
When the Italian poet Dante was __ from his home in Florence, he decided to walk from Italy to Paris to search for the real meaning of life.
A) exiled
B) expired
C) exempted
D) exerted
A
exile：放逐
expire：期满
exempt：使…免除
exert：发挥，运用
After the earthquake, a world divided by __ and religious disputes suddenly faced its common humanity in this shocking disaster.
A) epidemic
B) strategic
C) ethnic
D) pathetic
C
epidemic：流行病
strategic：战略性的
ethnic：民族的
pathetic：可怜的
Habits acquired in youth-notably smoking and drinking-may increase the risk of __ diseases in a person's later life.
A) cyclical
B) chronic
C) critical
D) consecutive
B
cyclical：循环的
chronic：慢性的
critical：批评的
consecutive：更新连续的
The developing nations want rich countries to help shoulder the cost of __ forests.
A) constructing
B) conserving
C) upgrading
D) updating
B
constructing：建造
conserving：节省
upgrading：改进的
updating：更新的
