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Open the brackets and put the verb into the correct form
Last Sunday, I decided 1)____(explore) the old house near our village. My little brother refused 2)__(come) because he was frightened but my friend Jeff said he didn't mind 3) __(go) with me. We arrived at the house late one evening and began 4) __(climb) the old wooden stairs. When we reached the top it was so dark that I couldn't see anything. To my horror, Jeff seemed to have disappeared. Suddenly, I heard something 5) ____(make) a strange noise which made my hair 6______ (stand) on end. At first, I thought it was Jeff who was pretending 7) __ (be) a ghost. Then Jeff appeared behind me. We were scared. We didn't know what 8) ____(do). We thought we'd better 9) ____(leave) the house quickly. When I told my parents what had happened they made me 10) ___ (promise) not 11) ______(go) there again.