林地复盖率主要取决林地面积在（）中的比重。
A、土地总面积
B、森林蓄积量
C、木材消费量
D、已利用土地面积
参考答案：A
胎龄38周，出生体重2400g，其体重标准在第5百分位( )
A．早产儿B．正常新生儿C．足月小样儿D．低出生体重儿E．极低出生体重儿F．超低出生体重儿G．过期产儿H．大于胎龄儿I．巨大儿
按正确的顺序排列下列对话。
A.Why do you like it?
B.What's your favorite subject,Dave?
C.I don't like it. It's so difficult.
D.Don't worry( 担心).I can help you.
E.My favorite subject is math.
F.Because it's interesting.What about you?
G.Thanks.
______________________________________________
