I don’t know____ to visit the old man.
I don’t know____ to visit the old man.
宾语从句I don't know _ to visit the old man.A whether B if
复合句练习初中1.I don't know___to visit the old man or notA.whether
The work is so difficult.I don't know____ A,how to doB.how t
I don't know____ he is going to the party or not tonight;I'l
Is___your brother?No,I don't know____
the old man came here to visit his old friend
The old man said to the young man,‘Don’t drop your shoes lik
I really don't know____ A where to travel to B how to solve
Children don't always know____.A.what to do it B.how to do i
高二英语单选Don't you think he is old enough to know____ to waste
---Do you know____?---sorry ,I don't know.You may ask the wo