I saw a pig the tree .
Last summer.I ______to a lake with my mother.A. go B. went C. goes
She ______ going to teach English next week.A. is B. does C. are
Jenny is ______in the swimming pool now.A. swim B. swims C. swimming
In ______, the trees lose their leaves.A. spring B. fall C. summer
Sixty minutes make _______hours.A. a B. an C. the