It's foolish to go to the ___ of taking music lessons if you never practise.
| A．expense | B．sense | C．pay | D．money |
When the old man _______ to walk back to his house, the sun ________ itself behind the mountain.
| A．started; had already hidden | B．had started; had already hidden |
| C．had started; was hiding | D．was starting; hid |
―Hurry up! Alice and Sue are waiting for you at the school gate.
―Oh! I thought they ________ without me.
| A．went | B．are going |
| C．have gone | D．had gone |
―What are you going to do this afternoon?
―I am going to the cinema with some friends. The film ________ quite early, so we _____ to the bookstore after that.
| A．finished; are going | B．finished; go |
| C．finishes; are going | D．finishes; go |
―What’s wrong with your coat?
―Just now when I wanted to get off the bus, the man next to me ________ on it.
| A．sat | B．had sat |
| C．had been sitting | D．was sitting |
―Are you still busy?
―Yes, I ________ my work, and it won’t take long.
| A．just finish | B．am just finishing |
| C．have just finished | D．am just going to finish |