People in Nome all had diphtheria, a disease that spreads very fast. If ________, it would produce a powerful poison that would kill the patient.
| A．untreating | B．to untreat | C．untreated | D．untreat |
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It rained heavily in the south，_______ serious flooding in several provinces.
| A．caused | B．having caused | C．causing | D．to cause |
Mrs. White showed her students some old maps ______ from the library.
| A．to borrow | B．to be borrowed | C．borrowed | D．borrowing |
Mark ______ have hurried. After driving at top speed, he arrived half an hour early.
| A．needn’t | B．wouldn’t | C．mustn’t | D．couldn’t |
People have always been ______ about exactly how life on earth began.
| A．curious | B．excited | C．anxious | D．careful |
illage school , _____ is named after his grandfather.相关知识点
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