Ladies and gentlemen, please fasten your seat belts.The plane __________. 
#101135
A
takes off
B
has taken off
C
is taking off
D
took off
推荐题目
—Have you got any job offer? —No, I______.
#101751
A
am waiting
B
waited
C
had waited
D
have waited
This year the price of rice _____ about twenty percent. 
#101072
A
was raised
B
has been risen for
C
has risen by
D
has raised to
I'll return the book to the library as soon as I________it.
#99167
A
will finish
B
am going to finish
C
finished
D
have finished