It seems that many of the recipients are not rich enough___________
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"Truck-surfing" means
A. skating inside a truck while it is moving
B. skating while holding onto a moving truck
C. skating at a speed faster than a truck
D. skating at the end of a moving truck
Which of the following is NOT mentioned as one of the most common reasons for injuries？
A. Skating with wrist and elbow wounds.
B. Losing one's balance due to road debris.
C. Being unable to stop due to high speed.
D. Falling down when doing a trick.
Some solvents and building materials are considered___________
If we say that "fat is critical for good health," we mean that___________
A. fat people should be criticized
B. fat is very important for people to keep healthy
C. people should be fat if they want to be healthy
D. too much fat in the body is associated with health problems
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