The Guangxi Zhuang autonomous region _______ $ 1.59 billion worth of trade with the Association of Southeast Asian Nations in the first two months of this year.
| A．has seen | B．saw | C．had seen | D．sees |
290. Since reforms and opening to the outside, five special economic _____ have been founded in China. They are Shenzhen, Zhuhai, Shantou, Xiamen and Hainan.
| A．areas | B．zones | C．districts | D．Prefectures |
289. Our victory in the school sports meet resulted from the collective__________of all the classmates.
| A．wisdom | B．wisdoms | C．brightness | D．cleverness |
288. My eldest sister was left these jewels in my grandmother’s deathbed.
| A．paper | B．letter | C．words | D．Will |
287. The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is______.
| A．oxygen | B．petrol | C．water | D．Flood |
286. In 1920 Poland and Russia were still at _______and they mustn’t trade in agricultural products with each other.
| A．battle | B．campaign | C．struggle | D．War |