(2011·湖南)One－third of the country ________ covered with trees and the majority of the citizens ________ black people.
#99565
A
is；are
B
is；is
C
are；are
D
are；is
推荐题目
—Are these seats available?—Sorry, sir. The seats ________.
#99452
A
have reserved
B
are reserved
C
reserved
D
are reserving
Our TV sets sell well, but ten years ago no one could have imagined such a big share in the market that they ____.
#104699
A
were having
B
had had
C
were to have
D
had
Be careful，for the delicate glass ________ easily.
#99442
A
is broken
B
breaks
C
will break
D
has broken
Sorry, I am too busy now. If I _____ time, I would certainly go for an outing with you.
#102147
A
have had
B
had had
C
have
D
had
Being a teacher always encouraging students to think for themselves, I won't tell them answers until they __________ on a math problem for more than an hour.
#101395
A
have worked
B
will have worked
C
will have been working
D
had worked