Our new house is very _________ for me as I can get to the office in five minutes.

Calculations，which are astronomically exact，have been made ________ with the use of computers.

Do remember to be ________. We must avoid any possible risks when doing this dangerous chemical experiment—burns, poisonous gases or cuts from broken tubes.

Sometimes he was made in an embarrassing situation because he was always too_________ in his work.

 Jim isn't _____, but he did badly in the final exams last semester.