Past Perfect vs. Past Perfect Continuous (過去完成式vs. 過去完成 ...

Past Perfect Continuous / Past Perfect Progressive (過去完成式vs. ... The emphasis is on the result when using the past perfect tense; while, the emphasis is on the activity when .... (52250)which vs. where, which vs. that, 關代的限定用法 vs.

elisaenglish.pixnet.net