He didn't know ____when the house caught fire.A how to do it
He didn't know ____when the house caught fire.A how to do it
he didn't know_____ when the house caught fire.A.what to do
The old lady didn't know___when the house caught fire.A how
The old lady did not know ____when the house caught fire.
The girl didn't know()when the house caught fire.填空
1.The old lady didn't know ( ) when the house caught fire
the old lady didn't know ___ when the house caught fire.
Because he didn't know how to do it,he went to her for help.
请问he found his house in a mess and he didn't know what to do
I didn't know how the house————(catch)fire
I didn't know how to do it问题
The old lady didn't know___when the house caught fire.为什么选C啊