It’s surprising that your brother _____ Russian so quickly—he hasn’t lived there very long.
It is very merciless _____ you to have _______ the homeless tramp in a worn-out coat when he begged something to eat.
Fear is something that you are born with. You can’t ______yourself of it completely but you can ____ certain fears under certain conditions. .
Don’t be too ______ about what you eat, or you are likely to develop an unbalanced diet, which is harmful to your health.
Thanks to the Party’s opening and reform policy, people in China are ______ than they were thirty years ago.
Whatever achievements you have achieved, you should not be ______with them. If you ____, it is unlikely that you will make further achievements.