Many of them turned a deaf ear to his ad-vice，_________ they knew it to be valuable.
| A．as if | B．now that | C．even though | D．so that |
Coal was formed out of dead forests by chemical ______ .
| A．produce | B．processes | C．product | D．Progress |
He is trying hard to feed and ____ his family.
| A．home | B．house | C．give house | D．build house |
They say that ____Chinese language is particularly difficult for ____ European.
| A．the; an | B．/; an | C．the; a | D．/; a |
It remains ______ whether he will pass the exam this time.
| A．to see | B．to be seen | C．to be seeing | D．seen |
Spain will be terribly hot in August and _______ we can’t afford a holiday abroad.
| A．anyhow | B．somehow | C．however | D．therefore |