用适当形式填空 1.Could you guess the Chinese________(mean)of the word'faithful'? 2.When my mother__

用适当形式填空 1.Could you guess the Chinese________(mean)of the word'faithful'? 2.When my mother__
用适当形式填空
1.Could you guess the Chinese________(mean)of the word'faithful'?
2.When my mother________(entrance)the room,l was making a phone call to Mary.
3.Tom andSteven work in the fast food restaurant.Thy are_______(wait)