原始的裸子植物和被子植物是由原始的蕨类植物进化来的。()
参考答案:对
根据对话内容,从方框中选择5个恰当的句子完成对话,并将所选句子前的字母代号写在答题卡上的相应题号后.
A:We have to meet the others at 8:30 at the reserve(自然保护区),don’t we?
B: 1
A:Do you know how to get there?
B:2 It will take us about two hours to get there by bus.
A:3
B:It’s an area that protects lots of different animals.
A:4
B: I’m not really sure.I know there are many different kinds of birds there and I’m going to take my camera with me.
A:5 What clothes are you going to wear?
B:Well,if it’s wet,I will wear my strong shoes and take my raincoat with me.
A:So will I.
下颌骨骨折的好发部位中不包括
A.正中联合部
B.颏孔区
C.下颌角区
D.髁突颈部
E.喙突