73. I sometimes go___________when it is snowy.

A. ski B. skiing C. to ski D. to skiing

74.___________ are you going this summer holiday? - I’m going to Da Nang province.

A. How B. What C. Where D. Who

75. Hoa___________ an email to her pen friend in France at the moment.

A. is writeing B. is writing C. writes D. wrote

76. It takes about two hours_________________ from Hanoi to Da Lat City.

A. to fly B. flying C. fly D. to flying

77. There are four______________ in my country: spring, summer, autumn and winter.

A. season B. seasons C. people D. students