51.Eggs, though nourishing, have ______ of fat content.
a. large number b. a large number c. a high amount d. the high amount
52.He has done some ______ on that subject from various angles over the past ten years.
a. research b. a research c. researches d. the researches
53.Recently, he has lost all his ______.
a. wage and saving at card c. wages and saving at card
b. wages and savings at card d. wages and savings at cards
54.The country’s wealth comes chiefly from its many ______.
a. herd of cattle b. heard of cattles c. herds of cattle d. herds of cattles
55.In Britain the ______ are all painted red.
a. letter boxes b. letters box c. letters boxes d. letters’s box
56.Ten years had passed. I found she had ______.
a. a little white hair c. a few white hair
b. some white hair d. much white hair
57.All his ______ far from satisfaction
a. conduct is b. conduct are c. conducts is d. conducts will be
a. a few damages b. few damages c. little damage d. a little damage