问题
选择题
动、植物细胞结构上的最大区别是[ ]
A.有无细胞膜
B.有无细胞壁
C.有无细胞质
D.有无细胞核
答案
答案:B
动、植物细胞结构上的最大区别是[ ]
A.有无细胞膜
B.有无细胞壁
C.有无细胞质
D.有无细胞核
答案:B
读下面对话,从所给的七个选项中选出五个正确答语完成对话。 | |
(Millie and Daniel are talking about yesterday's Maths exam.) (M=Millie D=Daniel)
D: 1. You know, I am not good at Maths. But I did my best. M: 2. D: I'm not sure.3. . M: What do you mean? D: I mean that I cannot go to the zoo this weeked. My parents will make me study at home. M: Oh, never mind. 4. D: Thank you, Millie. I hear you are good at Maths. 5. M: No problem. |