填空题
doing应改为to do[解析] 此题考查and连接的并列结构。整个句子是不定式结构作表语，因此and前后均应为动词不......
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Cars turn into dead weapons when they are driven carele...
问答题Cars turn into dead weapons when they are driven carelessly.
The woundsoldier madean effortto stand up, butthe gener...
填空题The wound soldier made an effort to stand up, but the general stopped him.
There is nothing so admirable as a man whose sacrifices...
There is nothing so admirable as a man whose sacrifices his life and happiness for others.
