【单选题】【消耗次数：1】
打印机按工作方式分为针式打印机，喷墨式打印机和（ ）
①
针式打印机
②
喷墨式打印机
③
并行打印机
④
激光打印机
参考答案：
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随机题目
【单选题】
He should get used by now ____ Chinese food.?
①
to eating ?
②
to eat ?
③
for eating ?
④
eatin?
【单选题】
2. As time went on, he found himself ____ with the toughest job she had ever taken.
①
face
②
faced
③
facing
④
to face
【单选题】
He came to the meeting ____ his serious illness.
①
inspite of
②
in spite
③
despite of
④
despite
【单选题】
Dave ____ into the house without ____ out by his parents.
①
slipped; finding
②
slips; finding
③
slips; to be found
④
slipped; being found
【简答题】
证明 整数环Z是一个主理想环。
【简答题】
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