题目内容

长期饥饿时机体的能量主要来自于()

A. 糖
B. 脂肪
C. 蛋白质
D. ATP

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更多问题

体内重要的贮能和直接供能物质是()

A. 糖
B. 蛋白质
C. 脂肪
D. ATP

Winter is setting ___ and the population is facing food and fuel shortages.

A. on
B. off
C. in
D. out

People set ___ fireworks.

A. on
B. off
C. in
D. out

The waiter has to learn how to set___ the table.

A. up
B. off
C. in
D. out

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