We have done things we ought not to have done and ________ undone things we ought to have done.
#104516
A
left
B
leave
C
will leave
D
leaving
推荐题目
——Where do you think＿＿＿＿＿he＿＿＿＿the computer? —— Sorry.I have no idea.
#104647
A
has ； bought
B
／； bought
C
did ； buy
D
had ； bought
It was the first time I _______ there and I was impressed by the friendly people very much.
#100948
A
go
B
was going
C
had gone
D
have gone
The London 2012 Olympic Games marks the third time that London ________ the right to host the modern Olympics.
#99727
A
had had
B
has
C
had
D
has had
—We all had a lot of fun at the barbecue yesterday. Pity you weren’t there. — I really should have gone with you, but I ________ on some remaining problems.
#100311
A
was working
B
would work
C
worked
D
had worked
Unfortunately, when I arrived, Mary , so we only had time for a few words.
#103471
A
was just leaving
B
just left
C
has just left
D
had just left