forget doing/to do
8.2 forget doing/to do forget to do 忘记要去做某事。 (未做) forget doing 忘记做过某事。 (已做) The light in the office is stil on. He forgot to turn it off. 办公室的灯还在亮着，它忘记关了。(没有做关灯的动作) He forgot turning the l…...
cease doing/to do
8.5 cease doing/to do cease to do 长时间，甚至永远停做某事。 cease doing 短时停止做某事，以后还会接着做。 That department has ceased to exist forever. 那个部门已不复存在。 The girls ceased chatting for a moment when their te…...
be afraid doing/to do
8.8 be afraid doing/to do be afraid to do 不敢，胆怯去做某事，是主观上的原因不去做，意为"怕"； be afraid of doing 担心出现doing的状况、结果。 doing 是客观上造成的，意为"生怕，恐怕"。 She was afraid to step further in grass because s…...
be going to/will
11.5 be going to / will 用于条件句时， be going to 表将来 will 表意愿 If you are going to make a journey, you'd better get ready for it as soon as possible. Now if you will take off your clothes, we will fit the new clothes …...
