l have great( )in learning math a

l have great( )in learning math a I have great （）in learning math and I am so worr i have great in learning math and i an so worried trouble B. l have great ( ) in solving math question.l’m also（ ）in it. 句型转换 I have a hard time learning math I have great ____in learning math and I am so worried shows great in math He has made a great p______ in his math. 现在完成被动时Great changes have taken place in my hometown and a l what great progress it is that you have made in learning eng have a great deal of trouble (in) A good memory is a great help in learning a language.的意思?