【題目】The new discovery of oil is of great ______ to this area’s economy.

【題目】As a physics teacher, Mr. Chen devoted himself to teaching and researching, which earned him a good ______ in his field.

【題目】--- Did you see a man in black pass by just now? --- No, sir. I ____ a newspaper.

【題目】Every time he was late for class, he would _____an excuse.

【題目】There was a time ________ we used foreign oil.

【題目】It is the first time that I ______ to Beijing.

【題目】Do you have ________ Smith here? I’d like to have ________word with him．

【題目】 Snakes come near the house now and then. We have to ______ finding a solution to driving them away.

【題目】It is not a serious illness. I guess she will ______ soon.

【題目】You may not agree, but my____ opinion is that this program is not suitable for children.