- You don't know what great difficulty I had _______ to get the two tickets.- But the film is really worth_______ twice.

One of my teachers ____ an Englishman. 

 --- Can you help me with the bike? --- Sorry, I’m a little busy now. Read the instruction. It______, “Do it yourself”.

Don’t       too late，or you will feel tired in class tomorrow．

It is helpful to               a good habit of reading in language learning.