Canceling an Invitation Write a note of about 100 words based on the following situation: You have invited Laura to your birthday tea party. But there is some emergency and you have to cancel the party. Now write her a note to cancel the invitation and explain why. Do not sign your own name at the end of the note. Use "Li Ming" instead. Do not write the address.

Inquiring about Admission Write an e-mail of about 100 words based on the following situation: You applied to Central Washington University for admission 3 months ago, but have not received a reply. Now write an e-mail to inquire about your admission. Do not sign your own name at the end of the e-mail. Use "Li Ming" instead. Do not write the address.

An Invitation for Joint Research Write an e-mail of about 100 words based on the following situation: Professor Chen is going to spend one year away from his institution to pursue research in atmospheric science. You want to invite him to join your research group. You can offer him some facilities. Do not sign your own name at the end of the e-mail. Use "Professor Li" instead. Do not write the address.

A Letter of Application for Study Write a letter of about 100 words based on the following situation: You want to apply for admission to Washington University, but you can"t get all your materials ready before the stated deadline. Write a letter with your application materials to explain and to earn a chance for yourself. Do not sign your own name at the end of the letter. Use "Li Ming" instead. Do not write the address.