根据句意和汉语提示补全句子
（1）I help my mother________（洗餐具）every day．
（2）Could you please________（叠衣服）?
（3）My father is busy________（一直）．
（4）He spent________（一整天）cleaning the room．
（5）What else did you do________（一整晚）?
Bob and Jim have been good friends （自从） they joined the same tennis team．
The singer is good at playing the （吉他） and making wonderful music．
Elephants have good memories． They never （忘记） the places with food and water．
Today we begin to learn the （第八） lesson． It is about delicious food．
There is something wrong with his teeth． He should go to the （牙医）．