(2013·福建,22)________ basic first-aid techniques will help you respond quickly to emergencies.
#89233
A
Known
B
Having known
C
Knowing
D
Being known
推荐题目
.What is the way Tom thought of _______enough money to buy it ?
#97008
A
to get
B
having got
C
getting
D
being getting
He risked _____ his job to see me off.
#96964
A
losing
B
to lose
C
being lost
D
lost
Tom’s mother angrily told him ________ games on the Internet.
#90162
A
not play
B
not playing
C
not to play
D
to not play
     all his courage, he invited Celine to get off the train with him.
#90873
A
To gather  
B
Gathered
C
Gathering
D
Being gathered