She can’t help ______ the house because she’s busy making a cake.
| A．cleaning | B．to clean | C．cleaned | D．being cleaned |
This is a(n) __________ arrangement, not a permanent one.
| A．frequent |
| B．temporary |
| C．actual |
| D．individual |
When the boy playing by the river fell into the river, I was out of the room _______.
| A．in flash |
| B．in a flash |
| C．as a flash |
| D．for a flash |
His grandpa was so poor at that time that he had to get up atdawn every day and walk to the factory indistance.
| A．/; a |
| B．/; the |
| C．a; the |
| D．the; the |
It wasn’t until dark _________ he found _________ he thought was the correct way to solve the problem.
| A．when , that |
| B．that , that |
| C．when , what |
| D．that , what |
It was Feb 8 2014 （Beijing） ___the opening ceremonies of the 2014 Winter Olympics ___ in Russia．
| A．that, broke off |
| B．before, put off |
| C．since, set off |
| D．when, kicked off |