While low-cost 3-D printing by consumers and small businesses looks like a market now ready for takeoff, large businesses have already embraced advanced versions of the technology.请问这里的 by consumers and small businesses looks like a market now ready for takeoff 是什么句式?
请曹老师能够帮我解答:The policeman put down the phone,____with a smile on his face.A. satisfied B. satisfying C. to be satisfied D. having satisfied为什么不选B而是选A,我认为这两个动作应该是同时的啊。
The marginal wetlands that remain continue to be threatened by reclamation for farms and homes. 如何理解此处的remain continue?
难道remain后面可以接动词吗?
that remain不是做The marginal wetlands谓语吗?
continue这里又是一个谓语?
双谓语吗?