When he (wake up). __________, his mother (already / prepare) breakfast.
(ii) We (go) __________ to London because our friends (invite) __________.
(iii) He (hear) __________ the news, (go) to the telephone and (call) __________ a friend.
(iv) When she (start) __________ learning English she (already / learn) French.
(v) Jane (already / type). __________ three pages when her computer (crash).
(vi) By the time the doctor (arrive) __________ at the house the patient (die) __________.
(vii) Before that day we (never / think) __________ of traveling to Japan.
(viii) I (know) __________ him a long time before I (meet). __________ his family.
(ix) They (not/know) __________ where to meet because nobody (tell) __________ them.
(x) It (be). __________ cloudy for days before it (begin) __________ to rain.
Làm và giải thích
When he (wake up). ____woke up______, his mother (already / prepare)had already prepared breakfast.
(ii) We (go) ____went______ to London because our friends (invite) _had invited_________.
(iii) He (hear) ____heard ______ the news, (go)went to the telephone and (call) __called________ a friend.
(iv) When she (start) _____started_____ learning English she (already / learn)had already learned French.
(v) Jane (already / type). ______had already typed____ three pages when her computer (crash)crashed.
(vi) By the time the doctor (arrive) ____arrived ______ at the house the patient (die) ______had died____.
(vii) Before that day we (never / think) ____had never thought ______ of traveling to Japan.
(viii) I (know) ____had known______ him a long time before I (meet). ___met_______ his family.
(ix) They (not/know) ___did not know_______ where to meet because nobody (tell) _____had told_____ them.
(x) It (be). ___ had been_______ cloudy for days before it (begin) ____began______ to rain.
