Hướng dẫn giải Bài 4 (Trang 43 SGK Tiếng Anh 10 Global Success)
<p><strong>Find a verb or verb phrase in the conversation to complete each sentence.</strong></p>
<p>1. Oh, when you came, I _______ as a volunteer at our local centre for community development.</p>
<p>2. Last summer, while I was visiting the centre, I _____ an advertisement for volunteer.</p>
<p><strong>Lời giải chi tiết:</strong></p>
<table border="1" cellspacing="0" cellpadding="0">
<tbody>
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<p>1. was doing</p>
</td>
<td valign="top" width="312">
<p>2. saw</p>
</td>
</tr>
</tbody>
</table>
<p><strong>1.</strong> Oh, when you came, I <strong><u>was doing</u></strong> as a volunteer at our local centre for community development.</p>
<p><strong>2.</strong> Last summer, while I was visiting the centre, I <strong><u>saw</u></strong> an advertisement for volunteer.</p>