_______ basic first-aid techniques will help you respond quickly to emergencies.
#90591
A
Known
B
Having known
C
Knowing
D
Being known
推荐题目
Under the environment of fierce competition, the only way John could imagine____stress was to get tougher by making greater efforts.
#90205
A
handling
B
to handle
C
handled
D
having handled
______ that it was going to snow, the climbers decided to put off their attempt on the highest peak.
#95446
A
Having been told
B
Having told
C
Told
D
Telling
The missing boys were last seen _____ near the river.
#97976
A
playing
B
to be playing
C
play
D
to play
It rained nonstop for ten days , completely our holiday.
#97820
A
to ruin
B
ruined
C
having ruined
D
ruining
He stopped _______christmas cards a few yesrs ago,so he received almost none.
#96824
A
to send
B
sending
C
send
D
to be sending