第一节 单项选择（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21．In most western countries, on April Fool’s Day，people often play _____ trick on each other; children especially have great _______ fun.
A．a；a B．the；the C．不填；a D．a；不填
22．The old photos buried at the bottom of the suitcase________ me of those happy old days we had spent together.
A. repeated B. reminded C. informed D. remembered
23．The building was named Ford Hall________ a man named James Ford.
A. in place of B. in celebration of C. in memory of D. in favor of
24．It’s nearly eight o’clock. I must hang up and get down to work. My boss________ be here at any moment.
A. should
