问题 选择题

能控制物质进出细胞的结构是[ ]

A.细胞壁

B.细胞膜

C.液泡膜

D.细胞质

答案

答案:B

解答题
写作题

提示作文

假设你是李华,给你的笔友Tom 写封信告诉他你怎样使身体保持健康。60 个词左右。开头已给出。建议从运动和饮食方面入手。

参考词汇:habits, be good for, do sports, keep fit, get more fruit and vegetables, favorite

Dear Tom,

       Thank you for your letter. Now let me tell you how to keep healthy in my daily life.                          

                                                                                                                                                             

                                                                                                                                                                

                                                                                                                                                 Yours,

                                                                                                                                                 LiHua