Fill in all the gaps, then press "Check" to check your answers.

Use the "Hint" button to get a free letter if an answer is giving you trouble.
You can also click on the "[?]" button to get a clue.
Note that you will lose points if you ask for hints or clues!

1. When she found that she took a wrong suitcase from the airport, the poor lady could not utter a word.
   
2. Because time is precious, you should not waste it by doing nothing.
   
3. She tried to behave as if she didn’t really care about the exam result.
   
4. You can eat all kinds of food as long as you do not have health problems.
   
5. However hard the students tried, they could not do this task without the lecturer’s help.
   
6. If he finishes his studies in May, he will not stay for the graduation ceremony.