单项选择题A.measles, HIV, hepatitis.B.diabetes, hypertension, HIV.C.hepatitis, syphilis, diabetes.D.HIV, hepatitis, syphilis.
单项选择题A.3 bags.B.10 bags.C.they don’t have any bags.D.5 bags.
单项选择题A.teen pregnancy and difficulty in school.B.low self esteem and poor nutrition.C.difficulty in school and physical abuse.D.illiteracy and teen pregnancy.
单项选择题A.shortage of days.B.superstition.C.inability to divide the year.D.too many months.
单项选择题A.it’s too spicy.B.it’s too salty.C.it’s too bland.D.it’s too sour.