—Why are you so late?—The driver couldn’t see clearly because of the fog．____, the road was too icy．

  ______ began our new lesson.

 There was a long queue for coffee. Having waited for 10 minutes, we ____ gave up.

If we leave right away,____ we’ll arrive on time.

The newly-published book is written _________ for children, which is also popular with most parents.