______ have shown interesting the space vacation.
A. More 200 people
B. 200 people more than
C. More than 200 peoples
D. More than 200 people
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These seats are _______ for teachers.
A. reservation
B. reserving
C. reserved
D. to reserve
He is a well-known expert in _______.
A. financial
B. finance
C. financially
D. financing
The reason why she did it is still a _______.
A. mysterious
B. mysteriously
C. mystery
D. mysteries
Most children in our country are educated at public _______.
A. expensive
B. expensively
C. expense
D. expanse
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