Keep it in mind not to disturb the president at two o’clock this afternoon, when he ____ a global joint meeting. 
#100519
A
will host
B
hosts
C
is to host
D
will be hosting
推荐题目
---You look very tired. ---Well, __________my lessons all the afternoon.
#100167
A
I have reviewed my lessons
B
I have been reviewing
C
I reviewed
D
I had reviewed
I’m glad to see that you ________ a lot of progress since I ________ you last. 
#104786
A
will make; have met
B
have been making; met
C
had made; met
D
have made; meeting
 I wish I ____ clever enough to work out the ____ geometry problem.
#102986
A
can be; abstract
B
could be; abstract
C
can be; easy
D
could be; easy
 I know Mr. Brown; we ______ to each other at an international conference.
#104101
A
are introduced
B
are been introduced
C
were introduced
D
had been introduced