________ got on the train when it started to move.

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________ the room ________ the telephone rang loudly.

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A．Hardly had I entered; when

B．No sooner had I entered; when

C．Hardly did I enter; when

D．No sooner I entered; than

　　Once an Arab was travelling in the desert. When the sun went down in the west, he stopped and 1 his tent, made a fire and had a 2 meal. When night fell, he 3 down to sleep.

　　He had 4 fallen asleep when he felt a soft 5 on his. elbow (肘). He woke up to find that his camel (骆驼) had put his head inside the tent. The camel said, “Would you please let me keep my head in the tent to get warm? It's so cold outside I won't take up too much 6 .”

　　The Arab was a 7 man. “All right, do as you 8 .” he said. Then he turned on his 9 and went back to sleep.

　　It wasn't long 10 he felt a push on his shoulder. It was the camel again. “Dear master,” the camel said, “my head is quite warm now, but my neck is still cold. Do you mind 11 I keep it inside the tent, too?”

　　“ 12 ,” the man said. But this time he felt a bit 13 , as the camel had such a long neck.

　　No sooner had he shut his eyes 14 he got a harder push in his side. This time the camel said, “Will you please allow me to bring my front legs inside and warm them up a little?”

　　The Arab 15 over to one side of the tent. He made 16 as small as he could. It wasn't 17 comfortable, and sleep was now out of 18 .

　　Soon after that the camel gave him a rough push and said, “The tent is too small for the two of us. 19 , my two hind legs are still left in the cold. It is only 20 that you should leave the tent wholly to me.”

　　And with that, the camel kicked the poor man out.

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________ got on the train when it started to move.

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