1. My sister began to learn Russian five years ago.
→ My sister …………………………………… five years.
2. I expect you were exhausted after your long journey.
→ You ……………… exhausted after your long journey.
3. My uncle did not learn to drive until he was forty.
→ My uncle ……………………………………………. to drive.
1 Câu trả lời
1. My sister began to learn Russian five years ago.
→ My sister has been learning Russian for five years.
2. I expect you were exhausted after your long journey.
→ You must have been exhausted after your long journey.
3. My uncle did not learn to drive until he was forty.
→ My uncle waited until he was forty to learn to drive.
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