When I entered the classroom, I saw Mary ______ at the desk and ______ a letter.
A．seating; writing
B．seated; wrote
C．sitting; wrote
D．seated; writing
答案：D
考查非谓语动词。第一空Mary与seat为动宾关系要用过去分词作补语，与sit为主谓关系要用现在分词作补语；第二空Mary与write为主谓关系要用现在分词作补语。故选D。句意：我走进教室看到玛丽坐在桌子旁边写信。
| 完型填空。 Last Friday our class had a barbecue (烧烤) in the Forest Bay. We 1 at the school gate at 7:00 in the morning. Half an hour later our school bus 2 us to the Forest Bay. Our wonderful day began. When we 3 there, we started playing different ball games on the beach. At 11:00 we began to prepare (准备) 4 . First, a 5 of us walked around the hill near the Bay to pick branches(树枝) for fire, and then we began cooking the food on the barbecue by 6 . We got excited. We cooked the meat , potatoes and 7 food on the fire happily. They smelled good. I thought our food tasted 8 than food in any restaurant. After lunch, we put out (扑灭) the fire and 9 the beach. At 3:00 we went swimming in the water. It is quite different 10 indoor swimming. We left the Forest Bay at 5:00 and had a great time. | ||||
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