题目

在子女与父母之间充当遗传物质的“桥梁”作用的细胞是(  ) A．生殖细胞     B．神红细胞    C．血细胞    D．受精卵   答案：DLast Friday, we were having our English class 【1】 our teacher suddenly slipped and fell to the platform, 【2】 made all the students feel worried.Without hesitation, I , with the help of Jim and Sally, carried her on my 【3】 to the clinic. All the other classmates waited 【4】 (anxious) in the classroom. It turned out that her leg was 【5】 (break) and she had to stay in the clinic.After school, we all went to see her, and she told us it was not serious. We hoped she 【6】(recover) soon.Three days 【7】, we were surprised to see that she was back on 【8】 wheelchair to give us lessons. We were joyful and deeply moved, clapping 【9】 cheering for a long time. We were all 【10】 of having such a responsible teacher.