Mr Smith, looking ______, started to work out a        problem.

       about the journey, I was unsettled for the first few days.

Seeing the ______ dead cat, she was completely ______ and couldn’t say a word.

 Having said he would mend the clock, he discovered that he had not brought the _____ tools for the job.

—I wonder why Mary is so unfriendly to us. —She is ________ than unfriendly, I’m afraid.