36. be full of 装满……的
be filled with 充满
eg: The glass is full of water. = The glass is filled with water.
37. be glad + to do/ that从句
38. be going to + do 将来时
will/shall表“(事先无计划的)将要”，be going to do表“(事先有计划/有迹象趋势的)将要”
39. be good at (+doing) = do well in 在某方面善长, 善于……
get good grades in 在某学科能得高分
40. be good for 对什么有好处
