Tom sat under a tree chatting with his friends and _____ his teacher, stood up in no time.
#96223
A
seeing
B
seen
C
saw
D
to see
推荐题目
A terrible earthquake struck Wenchuan, Sichuan Province on May 12th,_____more than 60,000 deaths.
#94556
A
caused
B
having caused
C
to have caused
D
Causing
Mary seems _______ the bad news, for she looks nice and happy.
#92386
A
not to have learned
B
not to be hearing
C
not having learned
D
not to be
__________ to sun, rain and wind for a long time, the stone split.
#94107
A
Being exposed
B
Having exposed
C
Exposed
D
To expose
Bats are surprisingly long-lived creatures, some _______ a life span of around 20 years.
#88688
A
had
B
having
C
have
D
to have