I hate people ________talk much but do little.

John likes walking in the open air. _____. [ ]

Thelisteningtestusually______20%oftheEnglishtest.

Sam, do you know when Alice ______to my party ? —I think she will come when she ______free .

Have you been to the Great Wall?－Perhaps not in my memory. _______ , it might have been during my early childhood.