有八大时态 一般现在时:do does 一般过去时:did 一般将来时:will do be going to do 现在进行时:be doing 过去进行时:was/were doing 现在完成时:have/has done 过去完成时:had done 将来完成时; will have done
有八大时态 一般现在时:do does 一般过去时:did 一般将来时: will do be going to do 现在进行时: be doing 过去进行时: was/were doing 现在完成时: have/has done 过去完成时: had done 将来完成时; will have done