What he said at the meeting made Mary rather embarrassed, so he felt that he ______ differently.

— May I take the magazine out of the reading room?— No, you can’t. You ______ read it here. It’s the rule.

It was playing video games that took the boy too much time that he          have spent learning．

 — Shall I tell John about it ?— No , you         . I’ve told him already .

Li Lei can’t go hiking with us today,because he       take care of his sick mother.