summer
                    - How are you going to the Summer Palace? —We’re going there____ bike. [ ]
 - In hot summer, we should pay attention to protecting ourselves __________ strong sunlight.[ ]
 - Our summer holiday is coming. Two ______ the students in our school will go to the beach. [ ]
 - This summer, I’m going to visitGreat Wall.
 - In summer, Chengdu is very ______.
 - Which do you like , summer or winter?—I prefer summer.
 - Last summer, many events in the world were covered _____on HD(高清) channels.
 - The summer holiday is coming. We’re going to have _______ holiday.
 - My father plans ______ me t o visit the Summer Palace this summer holiday.
 - The daytime of the summer is longer than _____ of the winter.