进入海洋的石油可来自于陆地废物的排放,也可来自海洋开采和()过程中的事故
参考答案:跨洋运输
如果泡沫产生,就必然会引起过度开发,但过度开发却不一定是由泡沫引起的。()
Without Sir Tim, the father of www, keeping up with the latest ______ so convenient.
A.would be
B.wouldn’t be
C.would have been
D.wouldn’t have been