摘要:【试试身手】1. You were Why were you so to close the windows. careless? (2012 四川绵阳) A. allowed B. believed C. supposed D. caused 2. Animals are our close friends. We are supposed them. (2013 黑龙江齐齐哈尔) A. to protect B. protecting C. protect 3. "Henry, you tell the teacher if you want to go out of the classroom." "Sorry, sir." (2012 贵州贵阳) A. are supposed to B. are surprised to C. are afraid