Combine these sentences , using which , where , when : 1 hà nội is the place . i’d like to come to hà nội 2 summer is the time . the weather is very hot then 3 the bed was comfortable . i slept in it last night 4 i never forget the park . we met each other for the first time at this park 5 i do not know the reason . she left school for it 6 we have not decided the day . i will go to london on that day 7 our school has a good laboratory . the students practice chemistry in the laboratory 8 our school has a good laboratory. Mr John designed it in 9 ) 7 : 30 is the time . my plane will arrive then 10 i love my parent’s house . i was born in that house