— I’m sure Andrew will win the first prize in the final. — I think so. He ______ for it for months. 
#100746
A
is preparing
B
was preparing
C
had been preparing
D
has been preparing
推荐题目
I __________ glasses since I was in primary school and I hate them. They make me look like a bookworm.
#102386
A
have worn
B
have been wearing
C
have been worn
D
was wearing
The children ______ very quiet; I wonder what they ____up to. 
#104649
A
were; are being
B
are being; are
C
are; do
D
are being; do
How pleased the Emperor was _____ what the cheats said!
#104163
A
hearing
B
heard
C
hear
D
is hear