exercise作“运动”讲时，是不可数名词；作“练习”讲时，是可数名词，有复数形式。本句第一空为“多做运动”，第二空为“练习”。
例2 .Li Ling wants to be a singer. She thinks it’s an interesting_______.
A. work B. job
C. art D. career
【答案】B
本题考查名词辨析。由an修饰可数名词，可知应选job。
例3.The _______now is that we have lots of _______to ask.
A. problem， questions
B. question， problems
C. question， problem D. problem， question
【答案】A
考查近义词。Question常与ask连用，如ask the question，不定式短语to ask在这里作定语修饰前面的名词question，因为question是可数名词，所以应为questions。
例4.At the foot of the hill you could hear nothing but the _______of the running water.
A. shout B. noise
C. voice D. sound
【答案】D
sound指人所听到的、自然界的任何声音，题意为“流水声”，故选D。
例5. _______are going to come to my home tonight.
A. My brotherexercises three friend
B. My brother of three friends
C. Three my brother’s friend.
D. Three friends of my brother’s
【答案】D
本题题意为“我弟弟朋友们中的三个”表示整体中的一部分，用双重所有格。
七、名词专项同步练习
1. In the picture there are many _______and two_______ .
A. sheep， foxes
B. sheeps， fox
C. sheeps， foxes
D. sheep. foxs
2. In Britain，_______ are all painted red.
A. letter boxes
B. letters boxes
C. letter box
D letters box
3. There are four _______and two in the group.
A. Japanese， Germen
B. Japaneses， Germen
C.Japanese， Germans
D. Japanese， Germens
4. She was born in Wuhan，but Beijing has become her second_______ .
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