—The scientists are ____ a series of experiments to learn more about how the ...

admin2020-12-24 44

问题 —The scientists are ____ a series of experiments to learn more about how the body adapts to weightlessness.

选项 A. defining
B. having
C. carrying
D. making

答案D

解析科学家正在做一系列的实验，去研究更多关于在失重的情况人的身体如何去适应的问题。

转载请注明原文地址:https://ti.zuoweng.com/ti/ZlB8KKKQ

相关试题推荐

随机试题

Performingaseriesoftrialrunsbeforelaunchinglarge-scaleproductionof...