仓库内部的布局要充分利用仓库面积和建筑物的空间，杜绝仓库面积和建筑物空间上的浪费，以提高仓库的利用率和仓库的经济效益，所以布局越紧密越好。
参考答案：错
5. He will never _______ though every means ________ tried already.
A．lose heart; has been
B．lose heart; have been
C．lose his heart; was
D．lose his heart; had
减法指令格式：SUB DST，SRC
