Tom’s mother was very____when he didn’t come back on time after school.

 Landing safely in bad weather is a _______ task for any pilot, and even the smallest error can lead to a disaster.

–Jane, you’ve made such great efforts that you are ________ to pass the exam.– It is very kind of you to say so, Mr. Smith.

----What made the student so      .----Not having been allowed to go to the movie. 

- What about my career prospects? Is my work contract __________? - I think so. If we’re satisfied with you, you can become our permanent worker.