---- You didn’t do your homework _______, Tom. ---- I’m sorry, mom. But I don’t have ______ for such things. A. careful enough; enough time B. enough careful; time enoughC. carefully enough; enough time
—Where did you go _____ vacation?—I went to Hong Kong. A. for B. in C. on
—_______does he go shopping? — Twice a week. A. How often B. How C. How long
There will be _____ jobs for people in the future, because more robots will do the same jobs as people. A. many B. less C. fewer
Why not ______ the old women? They need us.
Sarah always makes her son _______ his hands before eating.