30. Only those who have experienced hardship ____ well aware of what happiness means.

the old man know the museum verywell—No, this is the first time he __________here

__________ to the left at the crossroads, and you will see the railway station on your right.

I’m afraid I can’t make myself _____in English.

25. — We could have walked to the station. It was so near.— Yes. A taxi ____ at all necessary.