Câu hỏi: The tornadoes that tear through this county every spring ............ more than just a nuisance.

A. are

B. is

Câu 1: The ................ of dark red spots is one of the first signs of the disease.

A. appearance

B. appearing

C. appear 

Câu 2: Mark ............. at the party last night.

A. were happy

B. happy was

C. was happy

D. was he happy

Câu 3: Three-quarters of the student body ..................... against the tuition hike.

A. is

B. are

Câu 4: Three-quarters of the students ................ against the tuition hike.

A. is

B. are

Câu 5: A high percentage of the people ............ voting for the new school.

A. was

B. were

Câu 6: One of my best friends ................ an extra on Seinfeld thisweek.

A. are

B. is