The employment rate has continued to rise in big cities thanks to the efforts of the local govenments to increase            .

He did’t make _____clear when and where the meeting would be held.

We need a more capable leader, ______ with strong will and as well as good humour.

—The exam was easy,wasn't it?—Yes,but I don’t think     could pass it.

—Which share is meant for me?—You can take      half.They are exactly the same.