emain这个动词主要有四种意思,意思不同,其用法也不同.
1.作“仍然是,保持”这个意思讲时,和联系动词用法一样.例如:remain silent,He remains (as) boss of the house.
2.作“剩余,遗留”讲,不及物.例如:Very little of the house remained after the fire.
3.作“仍需去做”讲,不及物.例如:It remains to be seen whether you are right.
4.作"逗留,不离开"讲,不及物.例如:The train remained on the statation.
值得注意的是,it remains adj that 从句使用频繁.例如:It remains urgent that you should go to hospital at once.