一、下面共有8個(gè)句子，每個(gè)句子中均有1個(gè)詞或短語(yǔ)畫有底橫線，請(qǐng)從每個(gè)句子后面所給的4個(gè)選項(xiàng)中選擇1個(gè)與畫線部分意義最相近的詞或短語(yǔ)。請(qǐng)將答案涂在答題卡相應(yīng)的位置上。
1 These are their motives for doing it
A reasons
B excuses
C answers
D plans
2 The river widens considerably as it begins to turn west
A twists
B stretches
C broadens
D bends
3 Henry cannot resist the lure of drugs.
A abuse
B flavor
C temptation
D consumption
4 These programmes are of immense value to old people.
A natural
B fatal
C tiny
D enormous
5 A great deal has been done to remedy the situation
A maintain
B improve
C assess
D protect