Mary and Jenny work hard at their lessons and ____of them ar

Mary and Jenny work hard at their lessons and ____of them ar the student work hard at their lessons.的意思 they both study hard and are ____ at their lessons well good Work hard at your lessons and you will pass the mid-examinat Work hard at your lessons and you will pass the examination. At last ,Mary _____ hard work and became an ORBIS nurse Students ____ ____ ____（应该）work hard at their lessons. They need to work hard at their lessons怎么讲这句话改为一般疑问句? （）of the students work hard at their lessons.A.Many B.Much The students work hard and their English will____better in a ask them about their __________(生活）and work The children look ( )and their father is looking at them( ).