(单选题)20: 具有平行叶脉的植物是( )
A: 双子叶植物
B: 单子叶植物
C: 菌类植物
D: 地衣植物
1.(单选题)—Hello,YangLinspeaking. —________________ A.I am Carol. B.This is Ca...
1.(单选题)—Goodmorning,canIhelpyou —________________ A.No, I just have a look ...
1.(单选题)—Hello,YangLinspeaking. —________________ A.I am Carol. B.This is Ca...
1.(单选题)— —It'smypleasure． A.Can you fax the document in time B.When can yo...
1.(单选题)— —Theround-tripairfareforapersonisonly$188. A.How much does the air...
要做作业扫码我