皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
Part III Cloze Directions: There are 10 blanks in the following passage. For each blank there are four choices marked A, B, C, and D. You should choose the ONE that best fits into the passage. We live in the "computer age". Just 41 years __41 __ , computers couldn't do much. They were very big and expensive. They used a lot of energy. Only __42__ people were interested __43__ them. Today computers are smaller and cheaper. They can do __44__ difficult work. Computers become important __45__ many reasons. They work faster than man and make few mistakes. They can "remember" much information. A computer can do millions of problems __46__ a few seconds. A person might __47__ years to work out so many problems. People now use computers in nearly every kind of work. Computers are very useful and the use of computers __48__ growing. More computers mean more jobs for people, because people __49__ to run and mend them. Would you like to learn __50 __ to run a computer? 41. A. early B. ago C. late D. after 42. A. few B. little C. a few D. a little 43. A. in B. with C. on D. by 44. A. and B. so C. but D. or 45. A. in B. by C. for D. on 46. A. with B. on C. at D. in 47. A. need B. get C. want D. make 48. A. are B. is C. has D. have 49. A. may B. must C. should D. need 50. A. why B. what C. how D. when
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】数学表达式 X 2 +Y 2 +XY对应的正确Java算术表达式是()
A.
x^2+Y^2+XY
B.
X*X+Y*Y+X*Y
C.
X(X+Y)+Y*Y
D.
X*X+X*Y+XY
【判断题】当酸碱完全中和时,则酸所提供的H+和碱所提供的OH-的物质的量不一定相等。
A.
正确
B.
错误
【判断题】温室效应的机理是温室气体吸收长波辐射,并再反射回地球,从而减少向外层空间的能量净排放, 使得大气层地球表面变热。
A.
正确
B.
错误
【简答题】设正三棱锥的侧面积等于底面积的2倍,且该正三棱锥的高为 ,则其表面积等于 ▲ .
【简答题】满足定传动比的两齿廓啮合传动可以看作两轮的________在做纯滚动。
【单选题】西方发达国家在人群集中处一般配置何种普通人应用的急救设备
A.
简易呼吸器
B.
心脏起搏器
C.
听诊器
D.
自动体外除颤器(AED)
【多选题】哪些是猩红热皮疹的护理措施
A.
观察皮疹及脱皮情况
B.
勤换内衣
C.
剪短指甲,严防抓伤
D.
保持皮肤清洁
E.
脱皮不全时可用剪刀修去半脱落处皮肤
【单选题】利用完全平方公式计算(-x-y) 2 应等于 [     ]
A.
-x 2 -2xy+y 2
B.
x 2 +2xy+y 2
C.
-x 2 +2xy+y 2
D.
x 2 -2xy+y 2
【单选题】西方发达国家在人群集中处一般配置何种普通人应用的急救器械?
A.
AED(自动除颤仪)
B.
简易呼吸机
C.
心脏起搏器
D.
助听器
【判断题】当酸碱完全中和时,则酸所提供的 和碱所提供的 的物质的量不一定相等。
A.
正确
B.
错误
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题