改革开放以来,全国人大及其常委会制定和通过了300多个法律和有关法律问题的决定,地方人大制定了4000多项地方性法规。这说明( )①全国人民代表大会是我国的最高立法机构 ②人民代表大会制度是我国的根本政治制度 ③我国的社会主义法制在不断健全和完善 ④各级地方人民代表大会有制定法律的权力
—Will this pair of trousers ________ when washed? —I'm not sure. I am wearing it for the first time.
If we make ________ best of this new equipment, there will be ________ rise in our production this year.
After the war, a lot of serious problems ________ and the price of food ________ by 20%.
If we ________ the other road, we might have arrived here in time for the meeting.
—Sorry, I got a bad cold yesterday. —Every time you are absent, you ________ an excuse.