After they had finished building the lab，the expert inspected it _______________

游客2024-05-15 21

问题 After they had finished building the lab，the expert inspected it _______________________(以确保工作质量没有问题)．

选项

答案 to make sure they’d done it properly

解析考查点：make sure表示“保证，确保”。properly表示…“恰当地，正确地”。

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