I helped my mother ____ the room yesterday. [ ]A. cleans B. cleaning

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I helped my mother ____ the room yesterday.      [     ]
A. cleans
B. cleaning
C. cleaned
D. clean

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举一反三

Jim doesn’t like the soap operas at all. He can"t ____ them.        [     ]
A. love
B. stand
C. understand
D. know

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Jim has to make his bed and _____ his bedroom on Sundays.           [     ]
A. to clean
B. clean
C. cleans
D. cleaning

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After the experiment, the teacher will ask us what the experiment _____. [     ]
A. has
B. proves
C. say
D. tell

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The river has _______ almost two meters. [     ]
A. risen
B. grown
C. raised
D. lifted

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What makes your voice _______ louder ?          [     ]
A. sounds
B. sounded
C. sound
D. sound like

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