Who is in the classroom —_____. All the students are on the playground.

Every evening after work she will drive to the kindergarten to _______ her son.

Mr. Smith, Can you give us some advice onhow to learn English well’–Remember, Nothing can be learned well______hard work.

The students were sitting in the classroom with their eyes ________ on the teachers.

I’ll ask the teacher about the attributive clause I’m very puzzled about it— That’s just ________ most of our classmates have doubt[ ]