國中英語基測出現過 an 的考題。

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1.
Mr. Coleman teaches tennis at Sam's Sports Camp on Saturdays. How many hours each Saturday does he teach?
Five.
Four.
Two.
Three.
2.
Both Kirsten and her brother take classes on Wednesdays. Kirsten is 13 years old and her brother is two years older. Which class is her brother in?
TN−3.
TN−5.
TN−1.
TN−4.
3.
Tyler would like to take tennis lessons on Saturday mornings, but he likes to get up as late as possible. Which class do you think he would sign up for?
TN−1.
TN−4.
TN−2.
TN−3.