选择题：About how many sound patterns does English have? (

题目内容：

About how many sound patterns does English have? ( )(本题2.5分)

A、 15.
B、 45.
C、 30.
D、 75.

参考答案：

Many Europeans _______the continent of Africa in t

Many Europeans _______the continent of Africa in the 19th century to find out wh

Which word of the following describes all languages? ( )(本题2.5分) A、 Systematic.

I want you to succeed without __________ and firmly believe that you will succee

1.全面建成小康社会是要建成一个经济更加发展、民主更加健全、科教更加进步、文化更加繁荣、社会更加和谐、（）的小康社会。选择一项：A. 人民生活更加殷实B.

6.设立雄安新区，是继深圳经济特区和上海浦东新区之后又一具有全国意义的新区。（）选择一项：对错