we are going ＿＿ bei jing ＿＿ plane .a.atby b.to ,by c.to ,in为什么这么选？

we are going ＿＿ bei jing ＿＿ plane .a.atby b.to ,by c.to ,in为什么这么选？ we are going to eat dinner ＿half past five We are going to have a 还有,下面的扩句填什么好?We are going to have a Picnic．We are going to have a Picnic＿We are going to have a Picnic＿＿ we are going by we are going We are going up. we are going Where are we going? what are we going to we are going there by we by are going train when are we going是什么意思 We are going to visit the Palace Museum next Monday .划线提问Palace Museum＿ ＿are you going to visit next Monday we are gonna和we are going to的区别 how are your family going there?are going to england还是we are going by plane. we are going to plant trees the day after tomorrow .对the day after tomorrow 提问——＿ ＿ ＿going to plant trees? we are going to travel by What are we going to do today?