Directions: Translate the following sentences into English.

遇到困难的时候，我们需要的不是彼此埋怨，而是相互帮助。

单项选择题What do we learn from the passage about solar wind activity().

A. It affects the growth of trees.
B. It has been increasing since the Ice Age.
C. It is determined by the chemicals in the air.
D. It follows a certain cycle.

单项选择题4().

A．used to
B．once
C．get used to
D．was used to

单项选择题What grade should the boy hive got in the math test this time().

A. D^-.
B. B⁺.
C. D.
D. E.

单项选择题What can be inferred from Paragraph 4

单项选择题The underlined phrase throw off probably means ().

A. give away
B. cast
C. send for
D. get rid of

单项选择题To positively influence employees a leader should first of all ______.

问答题学生们应该德、智、体全面发展。

单项选择题3().

A．the year
B．the month
C．the week
D．the day

单项选择题When the sun burn fiercely, () carbon-14 is produced.

A. less
B. more
C. no
D. much

单项选择题Where may the boy live according to the passage().

A. In an orphanage.
B. In a big prison.
C. In the school dormitory.
D. In his home.