By the end of last week we (do) half of the work.
had done
举一反三
内容
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By the end of last year, we _____ our project.
- 1
We ______ eight lessons by the end of last month.
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For how many hours a week do British full-time workers work?
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We're working at full __________, but the earliest delivery date we can make is the last week in September.
- 4
We ____five English songs by the end of last term.