I really wanted to help thosehomeless children in the flooded areas, ______ I donated all the pocket moneythat I had saved for months.

________， the disease diphtheria will produce a powder poison that will kill the patient.[ ]

Across all media，people are debating about________we need to keep track of every school bus on China’s road

positiongivenbytheteacher___,AlicewenttowatchTV.

11. It was when I got back to my apartment ______ I first came across my new neighbors.