Can we ______ another worker to help Jimmy or find another solution?

That they were wrong in these matters ______ now clear to us all.

英语tooth→teeth采用的语法手段是（）。

英语“She teaches English”（她教英语）中的“他”表示的语法范畴有（）

Elephants would( )if men were allowed to shoot as many as they wished.

对英语单词“workers”的分析，（）是正确的。

英语“worker”、“meat”两个词是（）。

When workers are organized in trade unions, employers find it hard to lay them（）

什么是语法范畴？英语中语法范畴有哪些？用哪些语法手段来表示？

Once vessel has been cleared by Port Health or Immigration （）must proceed to appropriate berth or anchorage．

在汉语学习过程中学习语法，对进行英语语法学习的影响是（）

英语单词“worker”中“er［ə］”的作用是（）。