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问题
单项选择题
金属氧化物避雷器绝缘基座、均压环、监测装置巡视时，监测装置密封良好，（）窗内无凝露、进水现象。
A.观察
B.密封
C.泄压
D.通风
答案
参考答案：
A
填空题
看图，用适当的数词填空。
1. A
has
wings. (翅膀)
2. A
has
tail. (尾巴)
3. A
has
long ears.
4. A
has
paws. (爪子)
5. A
has
legs.
查看答案
判断题
间接融资是指通过银行所进行的资金融通活动。
查看答案
has wings. (翅膀)
has tail. (尾巴)
has long ears.
has paws. (爪子)
has legs.