Mr Li is said to be very patient with hisstudents. – Yes. But it’s really a hard_______for him to control a class of young children.

The beach is _________ walking distance of my house

People all over the world are all ______ about the relationship between China and Japan.

Mary has been abroad for 6 months. I have written to her but I haven’t had time.

Not until the child fell asleep_______leave the room.