1. __________ one time, Manchester, New Hampshire, was the home of the most productive cotton mills in the world.
(A) On
(B) At
(C) By
(D) To
2. The edible tube mushroom __________ a cushion-like, moist cap that is light brown or darkish red.
(A) which has
(B) to have
(C) having
(D) has
3. In 1961 the entertainer Chubby Checker introduced a __________ to New York's rock'n ' roll fans.
(A) new dance, the twist
(B) twist, was the new dance
(C) twist, the new dance that
(D) new dance is the twist
4. In sculpture __________"modeling" denotes a way of shaping clay, wax, or other pliable materials.
(A) to the term
(B) is termed
(C) the term
(D) to term
5. The capacity for flight __________insects from the other invertebrates.
(A) to distinguish
(B) distinguishes
(C) which distinguishes
(D) distinguishing
参考答案：
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