CBeing hard-working is of the highest __________ to becoming successful.
The brave soldier, ________, jumped into the cold river to save the girl who wanted to kill herself.
The old man said the accident______ his careless driving, so a lot of money _____ be paid by the driver.
We are not going for the simple reason _______ we can’t afford it
--- What did you mention you’d been accustomed to? ---______ to soft music before going to bed.
I’m sorry my memory has ______ , for the prices of the things have gone up.