问题
单项选择题
机泵巡检内容不包括（）
A.机泵振动
B.机泵的效率
C.轴承温度
D.机泵出口压力
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
机泵巡检内容不包括（）
A.机泵振动
B.机泵的效率
C.轴承温度
D.机泵出口压力
参考答案：B
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| Hi! I am big and tall. I have a long nose and two big ears. My legs are very strong (强壮). I have two long teeth (牙齿). I am gray (灰色). Who (谁) am I? I have a good friend. She has two long ears, one little nose and two big eyes. She is white and pretty. She likes carrots (胡萝卜). Who is she? Do you know? | ||
| 1. I have a long and two long . | ||
[ ] | ||
| A. ears, teeth B. nose, teeth C. nose, legs | ||
| 2. What colour am I? I am . | ||
[ ] | ||
| A. gray B. white C. brown | ||
| 3. Who am I? An . | ||
[ ] | ||
| A. wolf (大灰狼) B. bird (小鸟) C. elephant (大象) | ||
| 4. Who is my friend? The . | ||
[ ] | ||
| A. rabbit (白兔) B. duck (鸭子) C. swan (天鹅) | ||
| 5. Please draw us! Can you? |