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高考英语单项选择题训练集萃
21．Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
A. the; the B. /;a C. /; the D. the; a
22．Although punctual himself, the professor was quite used ________ late for his lecture.
A. to have students B. for students’ being C. for students to be D. to students’ being
23．When people move to another country, they often try ________ the customs of their native land.
21．Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
A. the; the B. /;a C. /; the D. the; a
22．Although punctual himself, the professor was quite used ________ late for his lecture.
A. to have students B. for students’ being C. for students to be D. to students’ being
23．When people move to another country, they often try ________ the customs of their native land.
