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问题
单项选择题
扫描野范围内的CT值平均误差应小于
A．1HU
B．2HU
C．3HU
D．4HU
E．5HU
答案
参考答案：
E
填空题
选用合适的单词填空
shy friend nice cute naughty clever
1. This is Lucy. She's my _______.
2．Ms Wang is a ______ teacher.
3. Lily is a girl. She's a bit _______．
4. Daming is a _______ boy. He likesmaths(数学)．
5. Look! The monkey is very ________.
6. Tom is five. He's very ________.
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判断题
增值税一般纳税人和小规模纳税人，应纳税额较少的，可申请以1个季度为纳税期限。（）
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