Rule 11: Unless Unless যুক্ত বাক্যে main clause টিতে verb এর সাথে negative form হয়। Example: Incomplete: Unless you obey your elders ________ Complete: Unless you obey your elders, you cannot succeed in life. Incomplete: Unless you work hard________ Complete: Unless you work hard, you will not prosper. Rule 12: I wish/ would that I wish/ would that যুক্ত বাক্যে main clause টিতে subject + were use করা হয়। Example: Incomplete: I wish__________ Complete: I wish I were a king Incomplete: Would that _______ Complete: Would that he were alive. Rule 13: Before/ after Incomplete sentence-এ, Before-এর আগের এবং after-এর পরের verb-এর past perfect tense থাকলে নিচের নিয়মে sentence complete করা হয়- Subject+ past perfect…+ before+ subject + past simple Example: Incomplete: I had read the letter before__________ Complete: I had read the letter before I burnt it Subject+ past simple…+ after+ subject+ past perfect Example: Incomplete: ________after I had read it Complete: I burnt the letter after I had read it.