单选题 ______ no one in the classroom, Mr. Smith wondered what had happened.

单选题 The country's chief exports are coal, cars and cotton goods, cars_____ the most important of these.

单选题 The exact year ______ Angela and her family spent together in China was 2008.

单选题 We have entered into an age ______ dreams have the best chance of coming true. (2019年 · 高考 · 江苏卷)

单选题 The story happened on a day ______ was wet and cold.

单选题 The film Youth, the theme of ______ about the youth, has enjoyed great popularity recently.

单选题 The story happened on a day ______ the weather was wet and cold.

单选题 The man fell to the ground, his left foot _____ and blood ____ down from his mouth.

单选题 The Education Ministry proposed guidelines to decrease the amount of the homework given to students each day, ______ well above what they can endure.