—Here ________！ Where is Xiao Liu?
—There ________.
A. comes the bus; is he
B. comes the bus; he is
C. the bus comes; is he
D. the bus comes; he is
It is five years _____his father worked here.
A. from B. before C. when D. since
As soon as she entered the room, the girl caught sight of the flowers ________ by her mother.
A. buyingB. being boughtC. were boughtD. bought
With nothing ________ to burn, the fire became weak and finally died out.
A. leavingB. leftC. leaveD. to leave
Americans eat ________ vegetables per person today as they did in 1910.
A. more than twiceB. as twice as many
C. twice as many asD. more than twice as many
I first met Lisa three years ago. She ________ at a radio shop at the time.
A. has workedB. was working
C. had been workingD. had worked
