用括号中所给单词的适当形式填空
1.I advise you （）（study）harder so that you can succeed
2.Thanks for listening to my （）（introduce）
3.Mother asks me（）（not ,play）computer games before finishing my homework
4.It’s important（）（master）another foreign language
5.He is a funny man .He often makes us （）（laugh ）when he speaks