Look before you leap. The word before used in the sentence is—

Give her a telephone number to ring ……… she gets lost. He could not win but learnt a lot. Which parts of speech is the word 'but'? I have read the book _ you lent me. Water boils _ you heat it to 100° centigrade. The children studied in a class room _ windows were never opened. It is health _ is wealth. 'I shall help you provided you obey me.' Here the underlined word is a/an- 'He is poor but honest.' _ in this sentence which is conjunction? I will watch while you sleep. এখানে “while শব্দটি- The main objective of a 'conjunction' is-