题目内容

防烟与排烟的系统形式有:、、机械加压送风防烟。

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I have a lot of books, half of ________ novels.

A. that
B. which
C. them
D. whom

The girl in the snapshot was smiling sweetly, her long hair _________.

A. flowed in the breeze
B. was flowing in the breeze
C. flowing in the breeze
D. were flowing in the breeze

On Sundays there were a lot of children playing in the park, _________ parents seated together joking.

A. whose
B. which
C. their
D. that

The Smiths are rich and they have three cars, one a Toyota, ________ Land Rover of the latest.

A. another
B. other
C. the other
D. the others

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