Unit 10 : Practical English/ Writing- Letter or Email/ MID-test
<p style="margin-top:4px; text-align:justify; margin-bottom:13px"><em><span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Arial,sans-serif"><span lang="VI" style="font-size:13.0pt"><span style="line-height:115%"><span new="" roman="" style="font-family:" times="">Practical English</span></span></span></span></span></span></em></p>