综合类模拟试题：词汇选项
1.Techniques to employ the energy of the sun are being developed.
A) convert
B) store
C) utilize
D) receive
2.Since the Great Depression， the United States government has protected farmers from damaging drops in grain prices.
A) slight
B) surprising
C) sudden
D) harmful
3.Medicine depends on other fields for basic information， particularly some of their specialized branches.
A) conventionally
B) obviously
C) especially
D) inevitably
4.An important part of the national government is the Foreign Service， a branch of the Department of the State.
A) a unity
B) a division
C) an embassy
D) an invitation
5.We were astonished to hear that their football team had won the champion.
A) amazed
B) amounted
C) amused
D) approached
6.There is an abundant supply of cheap labor in this country.
A) a steady
B) a plentiful
C) an extra
D) a stable
7.All living organisms， regardless of their unique identity， have certain logical， chemical， and physical characteristics in common.
A) as a result of
B) considering
C) on purpose
D) whatever
8.The most crucial problem any economic system faces is how to use its scarce resources.
A) puzzling
B) difficult
C) terrifying
D) urgent