It's very difficult to learn English well, but you can't _____.
------How does Jack usually go to work? ------He ________ drive a car, but now he ________ there to lose weight.
Usually, we don’t know how important something is we lose it.
When he , I’ll tell him the news. But I don’t know when he .
It’s me a lot of time to find out what I really want to do in the future.
We’ve got into trouble and don’t know ________ to do next . Hopefully someone will come to help us.