33 When our cells are damaged––for instance, by toxins or_______ from the environment––we may experience
discomfort and inflammation.
(A)formation (B)generation (C)radiation (D)reflection
37 As an immediate response to the earthquake, many emergency and_______ shelters were built by the government.
(A)addictive (B)emotional (C)destructive (D)temporary
45 If two lines are_______ on the same plane, they are at equal distance from each other and will never meet.
(A)generous (B)innocent (C)parallel (D)tolerant