问题
单项选择题
17世纪中叶A.V.Leeuwenhoek用自制显微镜观察到了()
A.植物细胞的细胞壁
B.精子、细菌等活细胞
C.细胞核
D.高尔基复合体等细胞器
E.细胞的有丝分裂
答案
参考答案:B
17世纪中叶A.V.Leeuwenhoek用自制显微镜观察到了()
A.植物细胞的细胞壁
B.精子、细菌等活细胞
C.细胞核
D.高尔基复合体等细胞器
E.细胞的有丝分裂
参考答案:B
完形填空(共20小题,每小题1.5分,满分30分) Miss Green was watching TV. Suddenly the program stopped . "Now we broadcast an important notice from the 36 : At about nine this evening , an old woman of 79 ,named Mrs Humney , was 37 and killed by a robber (抢劫犯)wearing a green coat . Those wh ![]() Suddenly the man _42 before Miss Green . The girl didn't know what to __43 . " Just put your necklace on the table, then I’ll 44 whether I shall be safe to stay here for the night." said the robber. That made her even more terrified , but she tried to 45 herself. Just then there came the whistle of a police car .Then 46 the door bell. The man said with a pistol(手枪) 47 the girl's back, " Don't 48 the door. Never let him in." But the girl got a(n) 49 . She asked the man outside the door , " Who is it ?" "I'm Bull. Is there 50 unusual here ?" "No, there isn't ." Immediately she added 51 ," only 52 and I are here." "Good night, " Bull replied in the same loud voice. A few minutes later. The sound of the 53 died away. " It's well done, " the robber laughed. Almost at the same time the glass was 54 into pieces . The policemen 55 into the room and caught the robber. "Miss Green , what you said made us take action right away, " said Bull, " for we know that you have no brother." 36. A. police B. government C. army D. prison
小题4: A. anger B. fear C surprise D. sadness
|