I’m terribly sorry for being late, but I _____ the wrong bus.
#104116
A
catch
B
had caught
C
caught
D
catching
推荐题目
It was required that the tall building _______ at present because it is still new. 
#102424
A
not pulled down
B
was not pulled down
C
not being pulled down
D
not be pulled down
Experiments of this kind ___in both the U.S and Europe well before the Second World War
#100340
A
had conducted
B
have conducted
C
have been conducted
D
had been conducted
Mr. Li, who _____ his whole life to education, is retiring next month. 
#100073
A
devoted
B
is devoting
C
has devoted
D
had devoted