I always sit in public gardens on sundays?为什么是gardens而不是garden?

I always sit in public gardens on sundays?为什么是gardens而不是garden? I always sit in the non-smoking section of restaurants to reduce my exposure ________ smoke.A.to B.with C.in D.from I sit _______ (in,on) your right English asking,waiting for your answer onlineI really don't know whether we shall choose sit in a sofa or sit on a sofa.I remember that my English teacher told me that we always say sit in a sofa but not sit on a sofa.However,when I am doing I am always in there,I am always in there, I have always belive in I will always in my i always outsider in your i'd like to sit in groups(就sit in groups提问) ____would you like to___ I haven't got a chair to sit in. to sit in在句中作什么成分? 我坐在沙发上是 I sit in the sofa.还是 I sit on the sofa. You always sit under a 英语翻译i summer like to in sun the sit I like to sit in the sun.如何翻译? sun,sit,I,to,in,like,the,连成句子 I sit in front of the classroom.哪里错了? I sit ____Jim in the classroom and we are deskmates. lisa and I ____ (sit) in the classroom.