The thymus gland,______is located in the upper part of the chest, produces cells

游客2024-01-02 61

问题 The thymus gland,______is located in the upper part of the chest, produces cells that help fight infection.

选项 A、it
B、who
C、that
D、which

答案 D

解析 Which agrees with its referent, the thymus gland.

转载请注明原文地址:https://tihaiku.com/zcyy/3328235.html

相关试题推荐

随机试题

最新回复(0)

Combustionproduces______heat.A、andlightofB、bothlightandC、lightalsoD、as