Thomas Edison (46)… two thousand different materials in search of a proper filament for the light (47) … . His assistant complained, “All our work is useless.” Edison replied (48) …, “Oh we have come a long way and we have learned a lot. We know that there are two thousand elements which we cannot use to make a good light bulb.”

We had a wonderful holiday in Bali. It was really a great place. The people were friendly, the food was great, and the weather was better compared to home. I spent my holiday at the beach. I (40) ... ...

We had a wonderful holiday in Bali. It was really a great place. The people were friendly, the food was great, and the weather was better compared to home. I spent my holiday at the beach. I (40) ... ...

REFLECTION At the end of this chapter, ask yourself the following questions to know how well you have learned. Do you know the type of sentence patterns that you can use to tell about the past ...

M. Find the mistakes and correct it. Last week was a great day for us Bhineka Senior High School students. We celebrate the 12th anniversary of the school. It was really a great event. This year'...

Last weekend, Richard, Amy, Sean and I did our first travel to Dubai and went on a desert safari on Thursday afternoon. It was really a cool drive. All of us felt very excited. We drove into desert...