In the United States Father’s Day falls on third Sunday in June.A. the; / B. the; a C.

问题补充：

In the United States, Father’s Day falls on third Sunday in June.

A. the; /

B. the; a

C. /;the

D. a; /

答案：

(答案→)A. the; /

B. the; a

C. /;the

D. a; /

解析：句意:在美国,父亲节在六月的第三个星期日.结合语境可知前一空是特指六月的第三个星期日,故用定冠词.下文泛指每一年的六月,June是专有名词,不用冠词,选A.