21．As Susan stared at ______ piles of plastic in her recycling bin, ______ strong sense of responsibility made her stick to her recycling work．
A．不填；不填 B．不填; a
C．the ; a D．the; the
22．Tom's mother kept telling him that he should work harder, but ______didn't help．
A．he B．which C．it D．one
23．Put yourself in situations where you're forced to communicate in English, ______ you'll see more progress over time．
A．until B．or C．but D．and
24．The United Nations are evaluating the damage caused in Haiti earthquake, while in Chile the government itself ______ the lead role．
A．is taking B．was taking C．took D．had taken
25．What's your opinion of Mr．Li's request that we ______ spend half an hour reading English aloud every morning?
A．would B．should C．must D．could
沪教版小学英语一年级下册教案unit1课时5
一年级英语上册教案 Unit1My classroom 第三课时
苏教版小学一年级英语下册Unit5 On the road教案
上海牛津版一年级英语Unit7 My family教案
上海牛津版一年级英语下册教案Unit9 Revision(3)
上海牛津版一年级英语Unit3 This is my mum教案
一年级英语上册教案 Unit 1 Period 1
一年级英语上册教案Unit1 My classroom第一课时教案
一年级英语上册教案Unit1 My classroom第一课时
一年级英语上册Unit1 My classroom第三课时教案