— Hi! John, would you like to play football with us? — Oh,I can’t. I ___ my lesson all the morning and still need half an hour.
#102680
A
am reviewing
B
have been reviewing
C
have reviewed
D
reviewed
推荐题目
Young students are______ not to smoke both in and out of school.
#101615
A
suggested
B
requested
C
hoped
D
agreed
His father told me that he ____  for the United States three days _______.
#101828
A
has left; ago
B
had left; ago
C
left; ago
D
had left; before
He ______________ two tickets for us before he arrived at the entrance of the cinema. 
#99545
A
had reserved
B
has reserved
C
was reserving
D
has been reserving
Mr. Lin ______ when I go to see him on Sundays. 
#101757
A
is always working
B
was always working
C
always worked
D
has always worked