Are they coming to help us?—- _______.

Mike , is that new bike________ ?—Yes. My mother bought it for me yesterday.

How careless Tom is! He forgot to remind his boss _____ the important meeting yesterday. 一 What is terrible! I am afraid his boss will never forgive him _____ his carelessness. [ ]

It was foolish of you to take a taxi ______you could walk there in five minutes.

It wasn’t until nearly a month laterI received the manager’s reply.