ose this hotel because the price for a night here is down to $20,half of_________it used to charge.

Look! What you’ve done! You _______ more careful.

The reason ________ he gave for his being away for such a long time is ________ his mother was ill.

Lan Lan _______her pace of walking home fearing that it was going to rain

She devoted herself ______ to her research and it earned her a good reputation in her field