There is a wide ________of reference books to be found, so ________you look for some material needed, you can turn to me.

With a MBA degree from Harvard University, our boss takes a______ method to manage the company, which benefits everyone a lot.

Your suggestion on how to improve English writing ability is too general. Could you make it more _______?

-- Bob, please go and buy some vegetables for me. I’m busy now.-- Can you be more ________， mum?-- Some tomatoes and a cabbage.

 --- Are you _____with doing a lot of homework everyday?--- Sometimes I am. But as a student , we have to do so at present.