In the botanical garden we can find a(n)____of plants that range form tall trees to small flowers.

A.     species  B. group  C.  amount  D. variety

In the botanic garden we can find a（n）______of plants that range from tall trees to small flowers.

A. species        B. group           C. amount               D. variety

 I can’t say which wine is beat—it’s a (n)          of personal taste.

A．affair    B．event    C．matter   D．variety

根据首字母及汉语提示拼写单词 (共10小题；每小题1分，满分10分)

1.The flood has caused great __________ （损失） to this city.

2.Regular exercise can _______ （释放）happy chemicals into the brain.

3.The space shuttle is a _______（可重复使用的）spacecraft.

4.The doors opened _______ （自动）as we approached.

5.On the________(相反), onlookers who saw Mir’s blazing fragments described it as the experience of a lifetime.

6.The Earth is only one of the n__________ planets in the universe.

7.There are a variety of cell phones available in different price r_______.

8.He lost a leg in the accident and had to use an a__________ one now.

9.The young teachers u_______ the task of welcoming the alumni when they came to celebrate the 50^th anniversary of our school.

10.No one nation can or should try to d______ other nations, for every country is equal.

I can’t say which wine is beat—it’s a (n)          of personal taste.

A．affair    B．event    C．matter   D．variety