We are going to take the high-speed train to Xi’an tomorrow, so an early arrival at the station____________ .

I met Lucy in the primary school and we have beenclose friends ______.

It was in New Zealand ___ Elizabeth firstmet Mr Smith

She’s never been to Hainan, _________— ________. She went there last year.

They are discussing what to do for the disabled.— ___________is necessary to provide them with more positions.