The families were told to evacuate their houses immediately_________.

10/80

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The families were told to evacuate their houses immediately_________.

at the time when the water began to go up

when the water began to rise

when up was going the water

in the time when the water raised

Giải thích

Có thể dễ dàng nhìn thấy A, D dùng sai liên từ.: không thể at/in the time + when; C cũng sai vì không dùng đảo ngữ. Đáp án là B. when the water began to rise: khi nước bắt đầu dâng