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【单选题】Knitting My mother knew how to knit (编织), but she never taught me. She assumed, as did many women of her generation, that knitting was no longer a skill worth passing down from mother to daughter. A c...
A.
speed up
B.
give up
C.
slow down
D.
build up
【单选题】Knitting My mother knew how to knit (编织), but she never taught me．She assumed, as did many women of her generation, that knitting was no longer a skill worth passing down from mother to daughter．A com...
A.
Because their mothers didn't teach them.
B.
Because they were influenced by feminism and consumerism.
C.
Because they were feminists.
D.
Because they were consumerists.
【单选题】超声波传感器有（）个针脚，分别是（）。
A.
2；VCC、GND
B.
3；VCC、GND、Echo
C.
3；VCC、GND、Trig
D.
4；VCC、GND、Trig、Echo