The ____________ shoes were covered with mud, so I asked them to take them off before they got into __________ car. 

You have missed your______.You have to queue up there and wait for the next round.

The little boy is clever.He has _____.

Always read the       on the bottle carefully and take the right amount of medicine.

It’s reported that workers on London’s underground train network will go on strike（罢工）in ________ with colleagues losing their jobs at ticket offices.