I think you should spend as much time as you can_____ Maths and English.

here is my toy car You promised.–_____, my dear, but you know mum is pretty busytoday. Tomorrow, OK

.We would like to go and thank him ourselves, but we _____ out his address yet

下列各句中，表达得体的一项是 （ ）

The reason_______ his being late for school was______ he missed the train.