24—Do you think he’ll succeed? —Well, he’s helped by so many classmates, what is more, he works extremely hard So he will_____succeed

To my mind, the secret to happiness _____ your successful work and your contribution towards others’ happiness.

Please be ________ .There’s an important meeting inthe next room.

can’t go to the park with you because I have a meeting to .

This exam is very difficultMany students are concerned ________the results