He described Saturn as “triune” in form,mistaking Saturn and its rings for a planet straddled by two close moons.
A. and consequently mistook Saturn and its rigs for a planet which was straddled by two close moons.
B. but mistaking Saturn and its rigs for a planet that was straddled by two close moons.
C. so mistook Saturn and its rings for a planet what was straddled by two close moons.
D. yet mistaking Saturnand its rings for a planet what was straddled by two close moons.
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Any pair of binoculars has lenses far superior to the one in Galileo's invention.
A. more sensitive to
B. rather inferior to
C. much better than
D. quite original of
Every day, it sends back remarkable new data describing the planet and its retinue of rings and moons.
A. what described
B. where describes
C. which described
D. that describes
With Saturn’s new found familiarity,we sometimes forget to be amazed.
A. With new foundation about Saturn
B. With new discoveries about Saturn
C. With new establishment of Saturn
D. With new acquaintance of Saturn
当直流单臂电桥平衡时，没有电流通过检流计。（）
A. 对
B. 错
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