小题1:Is she enjoying her visit ?
小题2:Chang jiang is wider than the River Thanes.
小题3:We’re going to walk u p the Great Wall.
小题4:Teachers won’t write with chalk on the blackboard .
小题5:Running is cheaper and safer than skiing
小题1:本题的含义为她正在享受她的参观旅行吗，本题为一般疑问句，be动词is写在句首，enjoy her visit表示享受她的参观旅行，故本句可连成为Is she enjoying her visit ?
小题2:本题的含义为长江比泰晤士河宽，wider than表示比……宽的含义，故本句可连成为Chang jiang is wider than the River Thanes.
小题3:be going to表示打算的含义，walk up表示步行到什么上的含义，故本句可连成为We’re going to walk up the Great Wall.
小题4:本题的含义为老师将不在黑板上用粉笔写字，won’t write表示不会写，with表示用某种事物的含义，在黑板上on the blackboard写在句尾，故本句可连成为Teachers won’t write with chalk on the blackboard .
小题5:本题的含义为跑步比滑雪安全便宜，running作为主语写在句首，cheaper and faster than表示……比……便宜安全的含义，故本句可连成为Running is cheaper and safer than skiing。