问题
选择题
(大连市高三双基测试卷)Hoping to be stronger to compete with the world’s best, Murry has put on about 4 kg by eating twice as much as his _______ amount.
A．common
B．ordinary
C．formal
D．usual
答案
答案：D
考察形容词辨析，句意为：希望使身体更强壮与世界最好的选手比赛，莫里通过吃平时两倍的食物使体重增加了4千克。