необходимо вставить слова вместо пропусков, английский язык

Fill in the gaps using can, may, must.
1. You … joke of course, but you … remember that people … take offense.
2. Where is the secretary She … be out, because nobody … find her. 3. One … get a
copy of any printed edition in the British Library. 4. … I do this today – No, you
needn’t, you … do it tomorrow. 5. Who … speak Chinese in your group 6. John …
come to the meeting yesterday because he was ill. 7. The secretary … send these
letters as soon as possible. 8. … I use your telephone – Sure