The woman looks so worried. She seems ____ something valuable.
#97562
A
lose
B
losing
C
to have lost
D
having lost
推荐题目
The mother forbids     noise in our study,but she doesn’t forbid us____ a discussion.
#97278
A
to make;to have
B
making;to have
C
making;having
D
make;having
They seemed ______ each other for a long time.
#96275
A
knowing
B
to know
C
having known
D
to have known