下面是几种农作物生长对土壤pH要求的最佳范围：茶：5.0-5.5；西瓜：6.0-

第四部分：写作（共三节，满分45分）

第一节：单词拼写（共10小题，满分10分）

请根据每句所给单词的汉语以及句子结构将英语单词写在每题右边的横线上。

51. Professor Li is very __(热心) about his teaching.                                                  51._________

52. Her teaching is not like that of my __(以前) teacher.                                                     52._________

53. The __(表现) of the students in class shows they like her.                                               53._________

54. The ­­__(少年) felt unhappy because their team failed.                                                     54._________

55. Your listening __(理解) needs improving.                                                                    55._________

56. They looked at the car until it __(消失) in the darkness.                                                 56._________

57. History is not an __(学术) subject.                                                                   57._________

58. Secondary school in the US usually __(包含) seven years.                                         58.__________

59. His __(厌倦) speech made us sleepy.                                                                        59.__________

60. He always __(鼓励) us when we failed.                                                                    60.__________

某26岁妇女，发现右侧卵巢肿物2年。lh前突然右下腹剧痛什恶心、呕吐。妇科检查：子宫(一)，右附件有手拳人囊性肿物，边界清，活动差，左附件(一)。其诊断是

A．肿瘤破裂

B．肿瘤感染

C．右附件肿瘤蒂扭转

D．肿瘤恶变

E．左附件炎性包块

并联工作的标定功率相等的A、B两台柴油机，若δ2A＞δ2B＞0，两机负荷分配为（）。

A．Pa＞Pb

B．Pa＜Pb

C．Pa＝Pb

D．任意

Written in a hurry,______. How can it be satisfactory

A. they found many mistakes in the report
B. Sam made lots of mistakes in the report
C. there are plenty of mistakes in the report
D. the report is full Of mistakes