q('<TABLE width="100%">');
q('<TR><TD ID="a11" TITLE="do you think<P>When <em>think</em> has the meaning of <em>having an opinion</em> the  present simple  must be used. The sentence means: <em>What is your opinion of the plan ..?</em><\/P>" width="5%"></TD><TD ID="def11" onClick="defClick(11);">\"What  .......  about the plan to shorten the school holidays?\"</TD><TD align="right">~do you think~are you thinking~you think~will you think~</TD></TR>');
q('<TR><TD ID="a12" TITLE="are you thinking<P>When <em>think</em> has the meaning of <em>concentrating your attention on something</em>, the present continuous is used. Mary is asking what Jane is concentrating her thoughts on at this moment.<\/P>" width="5%"></TD><TD ID="def12" onClick="defClick(12);">Jane: \"What  .......  about?\" <BR> Mary: \"My summer holidays! I wish I was still lying on the beach.\"</TD><TD align="right">~are you thinking~do you think~you thinking~does he think~</TD></TR>');
q('<TR><TD ID="a13" TITLE="isn\'t driving<P>The present continuous is needed here to refer to a temporary situation that is happening at this period of time.<\/P>" width="5%"></TD><TD ID="def13" onClick="defClick(13);">My father  .......  me to school this week because we had an accident and our car is being repaired.</TD><TD align="right">~isn\'t driving~doesn\'t drive~don\'t drive~hadn\'t driven~</TD></TR>');
q('<TR><TD ID="a14" TITLE="is being built<P>The tense is the present continuous, in the passive form, for an action happening now.<\/P>" width="5%"></TD><TD ID="def14" onClick="defClick(14);">A new hotel  .......  in the centre of town.</TD><TD align="right">~is being built~is built~is building~built~</TD></TR>');
q('</TABLE>');