Was it five o’clock ______the fire broke out?
In the students’ eyes, Mrs Smith is a mother more than a teacher. she treats the students just like her own children.
This morning I picked upwallet insurprise on my way to school.
—Would you like to come to the party? —______, but I’m very busy preparing for the exam.
—The weather report says it is going to be a fine day. —But I will take an umbrella with me ______ rain.
A nest is to a bird ______ a house is to a man.