15. A world-famous ballet company’s 42-year absence from Beijing will end it brings a new production to the stage this week.
| A．since | B．when | C．unless | D．until |
Neither __ nor ___ liked the idea of going on foot.
| A．him, me | B．her, we | C．I, them | D．she, I |
—Mr . Smith was really helpful when you were in financial difficulty during those years.
—Definitely . I can never appreciate his kindness .
| A．well | B．seriously | C．properly | D．enough |
China understands the situation and needs of underdeveloped countries on the issue of climate change and urges developed countries to support them technology and finance.
| A．in terms of | B．in spite of | C．regardless of | D．owing to |
The ordinary girl sat silently at the corner , but when the prince came over to invite her to dance , her face immediately .
| A．turned up | B．burnt up | C．cheered up | D．lit up |
We spent many years studying the formation of rocks , experiencing many sufferings and even death. But our hard work in the end , and we made it.
| A．came out | B．paid off | C．made up | D．gave away |