--- Oh! You bumped me! --- I am sorry. But I       to catch the coming bus.
#99506
A
try
B
tried
C
am trying
D
was trying
推荐题目
His sister left home in 1998, and _________ since then. 
#100164
A
hadnotbeenheard
B
hasnotbeenheardof
C
hadnotheardof
D
hasnotheardof
---- You look tired. ---- Yeah, I ________ since 4 o’clock.
#103605
A
had played
B
have been playing
C
am playing
D
have been played