The roads have ______ because of people’s dependence on cars.
#102583
A
jammed
B
been jamming
C
to jam
D
been jammed
推荐题目
Three fourths of the homework _______ today.
#103523
A
has finished
B
has been finished
C
have finished
D
have been finished
--- I’m sure Andrew will win the first prize in the final. --- I think so. He ____ for months.
#102489
A
is preparing
B
was preparing
C
has been preparing
D
had been preparing