根据句意和汉语注释，写出单词的正确形式。

小题1:I believe you will have __________ (成功) at school this term if you try your best.

小题2:Some people think, of all the _______ (交通工具), planes are the fastest and most comfortable.

小题3:Daniel did the exercises so __________ (粗心地) that he made many mistakes.

小题4:It’s such an __________ (令人愉快的) trip that I will never forget it. 

小题5:The government should take __________ (进一步) action to protect the environment.