Lady Gaga has put off her concerts because of the difficulties       by the ongoing strikes.
#89261
A
caused
B
causing
C
to be caused
D
having caused
推荐题目
Look at his_____ look. It seems as if he had met a_____ tiger.
#96299
A
frightened, frightening
B
frightening , frightened
C
frightened, frightened
D
frightening , frightening
 Look! Here comes my English teacher, ______ a group of students.
#91700
A
following
B
to follow
C
followed
D
follows
They look forward____a chance to receive further education.
#96762
A
of getting
B
in getting
C
to get
D
to getting