新概念一课一练精华版1册
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2. Jenny telephoned
A
. last night
B. yesterday night
C. last afternoon
D. last evening
答案：A
解析：“昨晚”常用last night，yesterday night表述不正确，last afternoon和last evening与语境不符，所以选A。
4. When did your mother
B
the doctor?
A. called
B. call
C. calling
D. calls
答案：B
解析：did后接动词原形，所以选B。
4. Mr. Marston
shaves
every day.
答案：shaves
解析：every day是一般现在时，主语Mr. Marston是第三人称单数，shave用第三人称单数形式shaves。
6. They are going to
sharpen
the pencils this evening.
答案：sharpen
解析：be going to后接动词原形，所以填sharpen。
8. It
snowed
last night and it (snow)
is snowing
now.
答案：snowed; is snowing
解析：last night是过去时，snow用过去式snowed；now提示用现在进行时，结构是be+动词现在分词，it是单数，be动词用is，snow的现在分词是snowing，所以填snowed; is snowing。
