You'd better not ring me up between 9 and 10.  I________ an important meeting then” Dr. Lee said.
#100745
A
have
B
had
C
was having
D
will be having
推荐题目
Ladies and gentlemen, please fasten your seat belts. The plane _____.
#102445
A
takes off
B
has taken off
C
took off
D
is taking off.
After Jack had sent some e-mails, he _______ working on his project.
#102159
A
had started
B
has started
C
started
D
starts
—The food here is nice enough.—My friend________me a right place.
#99199
A
introduces
B
introduced
C
had introduced
D
was introducing
The room is very large and only little room_______ by the new piano.
#103344
A
are taken up
B
takes up
C
is taken up
D
is taking up