My best friend gave me a call half an hour ago .

My best friend gave me a call half an hour ago . ___a fine day,my best friend gave me a call and we decided t Sorry,I ordered my food half an hour ago.对“half an hour ago” 英语单选题：Mary helped me buy a ticket.She () an hour ago.A gave He was here().A.half an hour before B.half hour ago C.half a My friend runs for half an hour every day?对for half an hour 翻译These two days,the two of my best friends gave me a call t A:When________it________?(arrive)B:Half an hour ago. Ben gave me a call ten minutes ago同义句 It takes me About an hour and a half to finish my homework.（ It( )me half an hour to go to shool from my home.A.costs B.t It takes me about an hour and a half to finish my homework.