It’s ________ you to sit there doing nothing at all while others are so busy.

Although ________ about fatness, she still has confidence in her performance of daily life.

Not only I but also Jane and Mary ______tried ofhaving one examination after another.

Because of the heavy snow, the researchers failed to reach their ________ on time as expected.

Have you finished the report?—Oh, sorry. It was so noisy in the office that I couldn’t _______ down to write anything.