The room _______ very useful when we had visitors.
#101127
A
was proved
B
has been proved
C
has proved
D
proved
推荐题目
 The novel is said _____ into many languages.
#103269
A
being translated
B
having been translated
C
to translate
D
to have been translated
—I’m sure Andrew will win the first prize in the final. —I think so. He _________ for it for months.
#104593
A
is preparing
B
was preparing
C
had been preparing
D
has been preparing