stop doing/to do
8.1 stop doing/to do stop to do 停止，中断做某事后去做另一件事。stop doing 停止做某事。 They stop to smoke a cigarette. 他们停下来，抽了根烟。 I must stop smoking. 我必须戒烟了。典型例题 She reached the top of the hill and s…...
regret doing/to do
8.4 regret doing/to do regret to do 对要做的事遗憾。 (未做) regret doing 对做过的事遗憾、后悔。 (已做) I regret to have to do this, but I have no choice. 我很遗憾必须这样去做，我实在没有办法。 I don't regret telling her wha…...
go on doing/to do
8.7 go on doing/to do go on to do 做了一件事后，接着做另一件事。 go on doing 继续做原来做的事。 After he had finished his maths，he went on to do his physics. 做完数学后，他接着去做物理。 Go on doing the other exercise after you…...
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…...
