(Q).
If a person loses their balance while on roller skating and can't recover what happened to them? Choose the most suitable option to answer the above question. Options：  A. injury  B. falling down  C. injuries  D. hit people  E. move fast
(A).
B


(Q).
Feet that have been in boots all day will what? Choose the most suitable option to answer the above question. Options：  A. walk  B. hands  C. stay still  D. stink  E. sing
(A).
D


(Q).
Sam went climbing but wasn't good at it. He was nimble and had what? Choose the most suitable option to answer the above question. Options：  A. fingers  B. dexterity  C. skill  D. muscles  E. strength
(A).
B