being 为什么要加ing?teach为什要加ing?不是spend to do sth
being 为什么要加ing?teach为什要加ing?不是spend to do sth
ihavebeenteachingsince10yearsago为什么teach要加ing
difficult是加动词ing?还是加to do sth.
为什么 有的动词后加 动词ing 有的加 to do sth
spend加什么动词ing?为什么 do you often spend half an hour ( on ) you
为什么do有时候要加ing
would like to do sth ,rather than 后面加 ing or do sth
prefer doing sth.to doing sth.为什么to后面还要ing形式?to后面不是要动词原形吗
为什么要加ing
英语的would like to do sth.是怎么回事?介词后不是动名词ing吗,介词后名词ing对吗?
it's no good 是加动词ing形式还是加to do sth.
The better policy is being honest.这里动名词做表语,为什么不是honest后加ing,