He told this to somebody else，not realizing that he ______.
| A．didn't suppose | B．was not supposed |
| C．didn't suppose to | D．was not supposed to |
Do you know why _____ penguins living on _____ South pole are so popular with children?
| A．the; the | B．/ ; the | C．the; / | D． / ; / |
If you plant watermelon seeds in the spring, youfresh watermelon in the fall.
| A． | eat | B． | would eat | C． | have eaten | D． | will be eating |
Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky,？
| A． | though | B． | also | C． | either | D． | too |
-- According to my grandma, it is a good idea to eat chicken soup when you have a cold.
-- __ , scientists agree with her.
| A．Sooner or later | B． Once in a while |
C．To be exact | D．Believe it or not |
"Youhave a wrong number," she said. "There's no one of that name here. "
| A． | need | B． | can | C． | must | D． | would |