1.you try to knock( ) a group of ten pins placed ( ) a triangleA down on B at on C down in D at in st week my cousin borrowed my maths book( ) didn't( )it to meA but returned B and returned C but back D and return ctoes across the country say many children( )exhaustion and stressA are suffering fromB are sufferingC were suffering fromD are suffer要解释清楚 最好每句给翻译一下
热心网友
1. A 意思是“你试着把放在一个三角形上的一组10个图钉钉进去”。knock at 指敲门窗，knock on 指敲打。in 指三角形内，on指三角形上2、D 用排除法，didn't后只能用动词原形。back做动词要和介词搭配，不能单用！3. A 固定用法，且时态与主句一致。sufer必须与from搭配使用！因为suffer不及物！
热心网友
1. A 你试着把放在一个三角形上的一组10个图钉钉进去。knock at 指敲门窗， knock on 指敲打。in 指三角形内，on指三角形上2. D 用排除法，didn't后只能用动词原形3. A 固定用法，且时态与主句一致