A.pass on
B.live on
C.shrug off
D.alert to
第1题:
A NP–movement/WH-movement
B NP–movement/Aux-movement
C AUX-movement/WH–movement
D WH–movement/AUX-movement
第2题:
A. Every 5 minutes
B. Every 90 seconds
C. Every 60 seconds
D. Every 30 seconds
第3题:
在前面几题的基础上,有子类Dog和Cat继承了父类Animal,如下空格的输出是以下哪个选项? dog = Dog('coco','small'); cat = Cat('kawaii') >>> isinstance(dog, Animal) ___________ >>> isinstance(cat, Animal) ___________ >>> isinstance(dog, Dog) ___________ >>> isinstance(dog, Cat) ____________
A.True True False False
B.True True True False
C.True False False True
D.True True True True
第4题:
此题为判断题(对,错)。
第5题:
Each life jacket light that has a non-replaceable power source must be replaced ______.
A.every 6 months after initial installation
B.every 12 months after initial installation
C.every 24 months after initial installation
D.on or before the expiration date of the power source
第6题:
1、在前面几题的基础上,有子类Dog和Cat继承了父类Animal,如下空格的输出是以下哪个选项? dog = Dog('coco','small'); cat = Cat('kawaii') >>> isinstance(dog, Animal) ___________ >>> isinstance(cat, Animal) ___________ >>> isinstance(dog, Dog) ___________ >>> isinstance(dog, Cat) ____________
A.True True False False
B.True True True False
C.True False False True
D.True True True True