It is said that no rose grows without a thorn. The italicized part functions as a（n)______

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There is no doubt about it: the Earth really is growing warmer. If you live in a city, tha

It is said that the houses along this street wil

It is said that the houses along this street will

It is said that the best time to visit the city i

It is said in the book that Thomas Edison （1847～1