复变函数论
复数的概念起源于求方程的根,在二次、三次代数方程的求根...
( ) 81. Three yearssince my brother joined the army.
A. has passed B. have passed C. passed D. passes
( ) 82. 4000 dollarsenough for me.
A. is B. are C. do D. does
( ) 83. Theretwo minutes left.
A. are B. is C. have D. has
( ) 84. I haven’t got anywith me.
A. change B. changes C. pay D. pays
( ) 85. There isn’tin the glass.
A. a lot of waters B. much water
C. much waters D. many water
( ) 86. She hadfor breakfast.
A. three piece of bread B. three pieces of bread
C. three piece of breads D. three pieces of breads
( ) 87. This isball, you should return it to him at once.
A. the boys B. the boy
C. the boys’D. the boy’s
( ) 88. There wasin the room.
A. a box banana B. a box of bananas
C. some boxes of bananas D. three box pens
( ) 89. I have.
A. three box of pen B. three boxes pens
C. three boxes of pens D. three box pens
( ) 90. Please bring us a glass of milk and.
A. four piece of bread B. four piece of breads
C. four pieces of bread D. four pieces of breads
( ) 91. They got muchfrom those new books.
A. ideas B. pictures C. information D. stories
( ) 92. Mr. Green gave uson how to learn the language.
A. an advice B. advices
C. some advice D. some advices
( ) 93. Pass me, will you?
A. two papers B. two piece paper
C. two pieces of paper D. two pieces of papers
( ) 94. The doctor had saved manyof the SARS patients before he lost his own.
A. life, life B. lives, life
C. lifes, life D. life, lives
( ) 95. There arein the garden.
A. a kind of flower B. all kinds of flowers
C. a few kind of flowers D. a few kinds of flower
( ) 96. Please pass me.
A. two glass of water B. two glasses of waters
C. two glasses of water D. two glass water
( ) 97. Less thanlived there twoago.
A. hundred of people, hundreds years
B. hundreds of peoples, hundred years
C. hundreds of people, hundred years
D. hundreds of people, hundreds year
( ) 98. Shall we takerest?
A. a few minute B. a few minute’s
C. a few minutes D. a few minutes’
( ) 99. Our uncle bought twofor us yesterday.
A. watchs B. watches C. the watches D. watch
( ) 100. The man over there isfather.
A. Lily’s and Lucy’s B. Lily’s and Lucy
C. Lily and Lucy’s D. Lily and Lucy