By the middle of the 21st century, the vast majority of the world’s population _____ in cities rather than in the country.
#101424
A
are living
B
will be living
C
have lived
D
will have lived
推荐题目
The Titanic, the biggest ship of its day, ____ unsinkable, but it sank on its first voyage in 1912.
#104179
A
thought
B
was thought
C
thought it
D
was thought it
--- Would you like to______ Mr. Zhang’s lecture this afternoon? --- Sorry, I have a class meeting to______.
#101133
A
attend; join
B
join; attend
C
join; take part in
D
attend; attend
My uncle _________ in Taiwan for 20 years. Now he has settled down in mainland.
#100301
A
was living
B
had lived
C
has lived
D
lived
We are confident that the environment________by our further efforts to reduce pollution. (2013·辽宁，30)
#99433
A
had been improved
B
will be improved
C
is improved
D
was improved