Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word for each of the blanks from 51 to 60.
It was a warm evening in Switzerland in 1814. Company was coming to visit the Agassiz family. Seven-year-old Louis wanted to help (51) _______ he guests, so he offered to show them his pets. And little Louis had quite (52) _______ to show. He sent his little brother, Augustine, to bring down the “householders” (53) _______ he, Louis, showed the guests his “chorusers" out on the porch. When they came back in from looking at all the birds, (54) _______ the parlor was covered with turtles—big ones, little ones, brown ones, green ones. As they all scrambled (55) _______ the wayward reptiles, one guest asked Louis (56) _______ he called turtles householders. “Because they hold their own houses!” Louis beamed.
(57)______ Louis grew up, he continued to collect and study all sorts of creatures. In 1846 he moved to the United States and later became a professor al Harvard University teaching classes in nature study. He was well known and respected (58) _______ his vast knowledge. One April Fool’s Day a student tried to trick the professor. He took various parts of (59) _______ insects, meticulously glued them together, then presented it to Agassiz asking him to idenlify the fancy bug. The professor (60) _______ it a serious look, then quickly pronounced, “Why, yes, this is definitely ahumbug.”
Trả lời câu hỏi dưới đây:
(51)