---Where is mother? ---She is in the kitchen. She ___ the dinner for the party the whole afternoon.
#103022
A
is preparing
B
was preparing
C
has preparing
D
has been preparing
推荐题目
The driver could have survived but he the seat belt.
#102832
A
had been wearing
B
hadn't worn
C
wasn’t wearing
D
didn't wear
It was the first time that I ______ the movie, and I fell in love with it at once.
#100136
A
am watching
B
was watching
C
have watched
D
had watched
Look! The pond ________, and no fish in it can survive.
#99833
A
dries up
B
has dried up
C
had dried up
D
dried up
Experiments of this kind _______in both the U.S. and Europe well before the Second World War started.
#100664
A
have conducted
B
have been conducted
C
had conducted
D
had been conducted
The fire started in the basement and quickly____________ to the first floor where it destroyed all the______________ in the language lab.
#104813
A
was spreaded;furniture and equipments
B
was spreaded ;furniture and equipment
C
spread;furnitures and equipments
D
spread ;furniture and equipment