Amy insists that she ____ the secret to lose weight. But she won’t share it with us.
#101092
A
had discovered
B
discovers
C
has discovered
D
will discover
推荐题目
The key you have just got     the front door. 
#102563
A
is used to opening
B
is used to be opened
C
is used to being opened
D
is used to open
 Recently quite a lot of exports _______ that another law on wildlife protection ________ as soon as possible .
#103373
A
demanded , must be passed
B
have demanded, be passed
C
were demanding , was passed
D
demanded, being passed
I ______ my winter holiday with my family in Beijing next month. 
#101605
A
am spending
B
spent
C
have spent
D
spend
"The ground is wet." "Yes, didn't you know? ______for the last 20 minutes."
#104897
A
It's raining
B
It was raining
C
It's been raining
D
It has rained