________ useful information they’ve found on________ Internet!

It was _____ bad weather that we decided not to go there.

下列各句中，没有语病的一句是（ ）

I don’t know how to write the article assigned by our professor on international trade. -You should have ______ your attention on the lecture that ______ how international situation affectsexports and imports across the globe.[ ]

__________my efforts at persuasion，he wouldn’t agree