Lời giải:
Đáp án: C
Giải thích: blue with cold: tím tái vì lạnh
Dịch: Tay tôi tím tái vì lạnh khi tôi về đến nhà.
It's a good thing you lent me the money or i would have had to go to the bank.
=> If _________________________.
Rewrite the following sentences using question words + to -infinitives.
The rules didn't specify who I should speak to in case of an emergency.