The coffee was not strong. It didn’t keep us awake

17/40

The coffee was not very strong, but it couldn’t keep us awake

We were kept awake because the coffee was strong.

The coffee was not strong enough to keep us awake

The coffee was so hot that it didn’t keep us awake.

Giải thích

Đáp án C.

Tạm dịch: Café không mạnh. Nó không làm chúng tôi tỉnh táo.

Ta thấy đáp án chính xác là C. Cà phê không đủ mạnh để làm chúng tôi tỉnh táo.

- enough: đủ. Ex: He is not strong enough to lift the weight.

Các đáp án còn lại sai về nghĩa.