根据句意及首字母完成句子。
Don’t forget to buy a s       before you post the letter.
The old man lives in the house by himself , so he feels very l           .
You must t       away the waste . It’s very dirty.
Mother often w         me to practice playing the guitar harder.
The students often have a f         exam at the end of the term.

科目 英语   题型 单选题   难度 中等

知识点： 单词拼写