After completing and signing it, please return the form to us in the envelope ________.
#94941
A
providing
B
provided
C
having provided
D
provide
推荐题目
David threatened________his neighbour to the police if the damages were not paid.
#88494
A
to be reported
B
reporting
C
to report
D
having reported
I didn’t feel like ________, so he suggested ________ an English song right away.
#96587
A
reading; practising singing
B
reading; practising to sing
C
to read; practicing singing
D
to read; practicing to sing
Knowing how to give first aid really ______ in case of emergency. It can save lives. 
#96925
A
makes difference
B
has a difference
C
makes a difference
D
makes the difference