eading English novels, I often idiomatic expressions that I can’t understand．

___________lessons were not difficult.

Mum, I’ve been studying English since 8 o’clock. ________ I go out and play with Tom for a while?—No, I’m afraid not. Besides it’s raining outside now.

How is your mother —_____________.

17 The boy sat at the top of the hill, looking at the valley ______