A.on | B.in | C.at |
A.in | B.on | C.at |
A.does; at | B.do; on | C.do; at |
A.fly kites | B.go skating | C.go swimming |
A.Christmas | B.Halloween | C.National Day |
A.they | B.their | C.them |
A.January | B.February | C.September | D.November |
A.The Spring Festival | B.The Mid-Autumn Festival |
C.The Thanksgiving Day | D.Mother’s Day |