We can learn from the text that Fitzsimons’s invention .
A. kept the tyre as a whole piece
B. was made into production soon
C. left little room for improvement
D. changed our views on bag design
第1题:
Our tradition ______ be different _____ yours.
A、can;with
B、must;with
C、need;as
D、may;from
第2题:
A. wouldn’t go out
B. can’t go out
C. won’t go out (will not)
第3题:
27.If we travel by car ,we_________.
A. can't travel fifty or one hundred miles a day
B. can-t stop at a hotel to spend the night
C. can make our own timetable '
D. can travel to a very far place in several minutes
第4题:
A. must have
B. can’t have
C. should have
D. needn’t have
答案:D
解析:根据题意选D。
本句意思:我们应该已经预订过了。看,这家餐厅几乎空无一人。
must have意思为:“必须已经”;can’t have“不能”;should have意思为:“应该已经”;needn’t have意思为:“不必”,
第5题:
过期妊娠时检测脐带血流,当PI或S/D比值在下列哪种情况下,提示胎盘功能下降
A、PI增大,S/D比值增大
B、PI增大,S/D比值减小
C、PI减小,S/D比值增大
D、PI减小,S/D比值减小
E、PI值不变,S/D比值减小
第6题:
以下哪个程序相比较优:
A.r=input() pi=3.14 s=pi*r*r print(s)#B.r=eval(input()) pi=3.14 s=pi*r*r print(s)#C.r=eval(input('请输入半径:')) pi=3.14 s=pi*r*r print('圆面积为:',s)#D.import math #导入math库 r=eval(input('请输入半径:')) #输入圆半径 s=math.pi*r*r #计算圆面积 print('圆面积为:',s) #输出圆面积