unit 2
cleaned    (clean Ĺȥʽ)ɨ
stayed    (stay Ĺȥʽ)ͣ
washed   (washĹȥʽ)
watched   (watch Ĺȥʽ)
had   (have Ĺȥʽ)ò
had a cold   ð
slept   sleepĹȥʽ˯
read   (readĹȥʽ)
saw   (seeĹȥʽ)
last    ģһ
yesterday    
before    ڡ֮ǰ

