I advised that he ______ to the hospital at once, but he insisted that he ______ quite well then.

If it _________ not for all the cars and passers-by with cameras, you _________ think you have magically traveled back to the 14 century.

--Did you listen to the speech?--- No, we ______ it. But we had a lot of traffic on our way.

It’s required that mineral resources_______ hand in hand with the local environment protection.

 If you______to her about it yesterday, you ______ what to do now.