题文
In 2000, Chinese scientists completed their part of the international human genome project, ______ that Chinese scientists are among the world’s best.
| A．to prove | B．proving | C．proved | D．having proved |
推荐试卷
In 2000, Chinese scientists completed their part of the international human genome project, ______ that Chinese scientists are among the world’s best.
| A．to prove | B．proving | C．proved | D．having proved |
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