Jim sat close to his mother with his eye half_____(open/opened).

1.
open
2,closed
open与closed(反饥败义词)
open
与close
(反伏悉义词)
with...+形容词（表示“伴随状况”）
keep....+形容词（保烂厅颤持........）

1.
open本来就是形容词,所局银以直接选open好了.
with+sth.+adj这是固定搭派码配.
表示"伴随的状态或动作."
这里伴桐羡宴随的状态就是"眼睛半睁着."
2.Please
keep
your
eyes
closedclosed
.这是keep
sth
+形容词
短语，“保持某物怎么样”的意思，closed
是形容词，“关着”“闭着”的意思。