Do you think ________ necessary to take the second turning?

Be quick! Jim _______________ for us downstairs.

Lucy didn’t make any mistakes in the math exam. She is _______ than any other student.

Dinner is ready. Help yourself!—Wow! It ______ delicious. Could you please tell me how to cook it?

I like this pair of trousers a lot. Can I ________? －Yes, of course,