更多"Caves are formed by the chemical or"的相关试题:
[多项选择]Which two authentication mechanisms provide weaker protection than other mechanisms？（）
A. HTTP Basic Authentication
B. Form Based Authentication
C. HTTP Digest Authentication
D. HTTPS Client Authentication
[单项选择]How are icebergs formed
A. They break off from glaciers.
B. Seawater freezes.
C. Rivers freeze.
D. Small pieces of floating ice converge.
[单项选择]Lehman Caves are______.
A. about a kilometre each
B. separated from each other
C. rooms made of limestone
D. what interest visitors most
[填空题]Caves and hollow trees are not the only places that bats live（）.
[单项选择]In the evening of that day, the Caves seemed to have _______ their emotions.
A. torn
B. wasted
C. exhausted
D. consumed
[单项选择]Why are laws formed
[单项选择]That caves of Altamira, which were __ in northern Spain, contain interesting paintings by early cave dwellers.
A. found
B. invented
C. discovered
D. created
[单项选择]The majority of back-formed words are
A. nouns.
B. adjectives.
C. verbs.
D. adverbs.
[单项选择]Environmental factors such as chemical treatments have a bad effect on the hair in the long nm.
A. 环境因素，比如化学处理等对头发都不好。
B. 从长远来看，环境，化学处理对头发都有影响。
C. 从长远来看，头发被化学等因素的影响是很坏的。
D. 从长远来看，环境因素，比如化学处理对头发都有不好的影响。
[单项选择]How is a blended family formed
A. A blended family is formed by two single-parent families.
B. A blended family is formed by a nuclear family and a grandparent.
C. A blended family is formed by a nuclear family and grandparents.
D. A blended family is formed by two fatherless families.
[单项选择]Which of the following words is formed through derivation
A. Foolish.
B. Clockwise.
C. Babysit.
D. Earthwar
[单项选择]These compounds could not have been formed if the chemical reaction ______ stopped.
A. have been
B. has been
C. had been
D. were
[单项选择]Which of the following words is NOT formed through clipping
A. Dorm.
B. Motel.
C. Gent.
D. Zoo.
