We have been preparing our fighters to ________themselves to civil society.
A. apply
B. adjust
C. allow
D. arrange
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He had to ________ around for a while when one of his legs was injured.
A. benefits
B. affects
C. limp
D. effects
提供其分子中全部N和C原子合成嘌呤环的氨基酸是( )
A. 谷氨酸
B. 天冬氨酸
C. 谷氨酰胺
D. 甘氨酸
最直接联系核苷酸合成与糖代谢的物质是( )
A. 1-磷酸核糖
B. 6-磷酸葡萄糖
C. 1,6-二磷酸葡萄糖
D. 5-磷酸核糖