___________, we would be in a difficult situation. A: If it wasn't for their support B: If it weren't for their support C: If it isn't for their support D: If it aren't for their support

Empirical observations on actual North-South trade patterns tend to? support the validity of the Leontief Paradox.|support the validity of the neo-imperialism exploitation theory.|support the validity of the Heckscher-Ohlin model.|support the validity of the wage equalization theorem.

Each piece of support should be clearly relevant to the point it is used to support（ ）

中国大学MOOC: To support evidence and exemplification from sources to support an argument is literature review.

To support evidence and exemplification from sources to support an argument is literature review. A: 正确 B: 错误

We need to realize that fathers are just as important to children as mothers are interms of support, support, and as well.

support / lay A Rail companies________________ new track to create new routes. A: support / B: lay

__________ team do you support?

There is not __________________ evidence to support his claim.

Such _____ the case, I couldn't help but _____ him. A: being; support B: is; to support C: has been; supporting D: be; supported