问题补充：
These new clothes to the children in the mountain villages tomorrow.
A. are sent
B. were sent
C. has been sent
D. will be sent
答案：
A. are sent
B. were sent
C. has been sent
(答案→)D. will be sent
解析：句意：明天这些新衣服要送给这个山村的孩子们。结合语境及时间状语可知本句描述的是将来发生的动作，故用将来时态，主语是动作对象，故用被动语态，选D。
