28. a. must not b. need not to c. don’t have to d. a & b
V. Read the following passage and choose the item (a, b, c, or d) that
best answers each of the questions about it.
In the home, you must keep matches, lighters and candles out of the reach of
children. You must have a smoke detector on each floor, and test them
monthly.
In the kitchen, you must keep sharp knives, scissors, hot meals and drinks
out of reach of children. You must keep children out of the kitchen during
cooking.
In the bathroom, you must check the bath water temperature before children
get in, and always run the cold water first before adding the hot.
In the bedroom, you must keep furniture away from the windows, to make
sure children do not climb up and fall out of open windows.
smoke detector (n) : máy dò khói
run (v) : mở ( vòi nước... )
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