avoid repetition. Punctuate appropriately. 1. There is one oval desk in my office. There is a comfortable chair in my office. There is one oval desk in and my office. en 2. Adel doesn't have any food in the refrigerator. Adel doesn't want to go shopping. 3. Almost all the jobs require computer knowledge. Everyone should learn about computers. 4. Ahmed and his small brother don't drink tea. Ahmed and his small brother don't drink coffee, either. 5. Sarah didn't understand the questions on the assignment. Sarah didn't ask her tutor. Sarah didn't talk to any of She her colleagues. The following paragraph doesn't contain transition signals. From the list above[ in page 44] fill in the blanks with the appropriate transition signals. Punctuate appropriately. Energy is used to cause chemical changes. a chemical change occurs in the electroplating of metals when electrical energy is passed through a salt solution in which the metal is submerged. a chemical change occurs when radiant energy from the sun is utilized by as we say, a chemical change occurs when chemical changes are often used to produce ..the heat generated during the burning of fuels is more plants in the process of photosynthesis. heat causes mercuric oxide to decompose. energy rather than new substances. important than the products formed. A Writing Guide Tutor: Mr.Larbi write these sentences using the words or phrases in parentheses. ysical labor can exhaust the body quickly. Excessive study can rapidly reduce mental power, too.(equ owns a big chemical factory, and he runs a successful oil business. (as well as) 's a scientific adviser and act as a consultant to the managing director. (In addition to she als