[单项选择]Nothing Helen says is ewer ________. She always thinks carefully before she speaks.
A. simultaneous
B. homogenous
C. spontaneous
D. rigorous

[单项选择]Nothing Helen says is ever______. She always thinks carefully before she speaks.
A. simultaneous
B. spontaneous
C. homogenous
D. rigorous

[单项选择]Sarah says that she will visit us in the summer but I can't ______ her ______ to a definite date.


A. nail... down
B. tie... up
C. pin... on
D. fasten... in

[单项选择]Helen said she would like to go to Atlanta by air, but I wonder if she has enough money to pay for the______.
A. travel
B. tourism
C. journey
D. course

[单项选择]She says she'd rather he ______ tomorrow instead of today.
A. leaves
B. left
C. leave
D. would leave

[单项选择]She was born into a poor family, but she wished that one day she would have ______ of her own.


A. a palace of a house
B. a house of a palace
C. a house of her palace
D. a palace of her house

[单项选择]From what the Brazilian biologist says, we know that tourists like her ______ .

[单项选择]

Passage Three 3
An old Indian story says that the game of chess (国际象棋) was invented by Sissa Ben, Prime Minister of King Shirham. As soon as the invention was finished he gave it to the king, who was glad and asked him what he would like to have in return. To the king’s surprise, what Sissa wanted seemed very little. "Your Majesty, "said the minister, kneeling before the king. "I want nothing but some wheat. Please put a grain of wheat on the first square of the chessboard (棋盘), two on the second, four on the third, eight on the fourth.., and so on, doubling the number for each following square. Give me enough grains to cover the 64 squares of the chessboard."
"You don’t ask for much, my honest servant. You might have asked for gold or money," said the king and then ordered a bag of wheat brought to the palace.
But when the counting began, with one grain for the first square, two for the second, four for the
A. how cruel the king was
B. how clever the minister was
C. Sissa was a famous mathematician
D. how the game of chess came into being