David doesn’t give up _______ he has failed in the experiment four times.
You read the newspaper just now. Did you find ____ in it?
— Where ____ you go last year, Sally?— We ____ to Thailand.
—What’s your _____? — I want to be an artist in the future. A. hobby B. dream C. subject
—Trees are our friends. We should ______ them. —I agree with you. A. protect B. forget C. leave
—What do you think of water? —It is very ____ in our daily life. We can’t live without it. A. dangerous B. important C. Large