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【简答题】
When I (arrived/was arriving), the party was in full swing. Paul was dancing with Mary, and Pat and Peter were drinking champagne.
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【简答题】A．It is well known an over the world. B．It has become the topic of an article. C．It has made the front-page headline of the press. D．It has become the title of a best-seller.
【判断题】Hopefully, reading will become a part of their lives: as it has become a part of mine.
A.
正确
B.
错误
【简答题】A．It is well known all over the world. B．It has become the topic of an article. C．It has made the front-page headline of the press. D．It has become the title of a best-seller.
【简答题】In consequence, computer handling and storage has become increasingly _________.
【单选题】Since 2000, Nanchang has become a new city. Everything _____. [ ]
A.
is changed
B.
was changed
C.
has changed
D.
had changed
【单选题】取一小块金属钠放在燃烧匙里加热，下列实验现象：描述正确的是（ ） ①金属先熔化 ②在空气中燃烧，放出黄色火花 ③燃烧后得白色固体 ④燃烧时火焰为黄色 ⑤燃烧后生成淡黄色固体物质．
A.
①②
B.
①②③
C.
①④⑤
D.
④⑤
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