4. The ancient Egyptians ________the hour as one-twelfth of the time from dawn to dusk (黄昏).
A. imagined
B. measured
C. defended
D. defined
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With regard to its population,China is poor in natural __________.
A. sources
B. setting
C. resources
D. environment
9. We must lay a solid____________for the development of our heavy industry.
A. foundation
B. ground
C. bottom
D. fountain
A recent newspaper article announced ____________more middle school graduates will be admitted into universities.
A. while
B. that
C. when
D. as
11. I'll accept any job____________I don't have to get up early to get to work.
A. lest
B. in case
C. though
D. as long as