this复数形式

例句：

e injuries were avoidable.

这些伤病本是可以避免的。

e questions frustrated me.

这些问题使我懊丧。

e shoes buckle at the side.

这双鞋从旁边上扣。

e houses are soundly built.

这些房子盖得结实。

e peaches are still firm.

这些桃子还很硬。