46. We shall probably never be able to_________ the exact nature of these sub-atomic particles.
A) assert
B) impart
C) ascertain
D) notify
46.【譯】可能我們永遠無法準確地弄清楚這些亞原子的實質(zhì)。
【解析】正確選項為C ),屬于動詞辨析題。
選項C ) ascertain意為“發(fā)現(xiàn);查明”,如:We must ascertain the usual customs of the local people and arrange according.(我們必須了解當?shù)厝嗣竦娘L俗習慣,作做出相應安排。)
選項A ) assert意為“斷言”;
選項B ) impart意為“告之,透露”;
選項D ) notify意為“通知,報告”。
47. All the people in the stadium cheered up when they saw hundreds of colourful balloons slowly _________ into the sky.
A) ascending
B) elevating
C) escalating
D) lingering
47 .【譯】當看到數(shù)百個彩色氣球緩緩升上天空時,體育場上所有的人都歡呼起來。
【解析】正確選項為A ),屬于近義詞辨析題。
選項A ) ascending意為“逐漸上升”;
選項B ) elevating意為“提高,使上升”;
選項C ) escalating意為“使逐漸升級”;
選項D ) lingering意為“留戀;徘徊,繼續(xù)逗留”。
48. Many years had_________ before they returned to their original urban areas.
A) floated
B) elapsed
C) skipped
D) proceeded.
48 .【譯】許多年后他們才搬回原來的城區(qū)。
【解析】正確選項為B ),屬于動詞辨析題。
選項B ) elapse意為“時間流逝”,如:Five months have elapsed since he joined the army(他參軍已經(jīng)五個月了)。
選項A ) floated意為“(使)飄動,浮動”
選項C ) skipped意為“略過,跳過”;
選項D ) proceeded意為“繼續(xù)”。
49. What you say now is not_________ with what you said last week.
A) consistent.
B) persistent
C) permanent
D) insistent
A) assert
B) impart
C) ascertain
D) notify
46.【譯】可能我們永遠無法準確地弄清楚這些亞原子的實質(zhì)。
【解析】正確選項為C ),屬于動詞辨析題。
選項C ) ascertain意為“發(fā)現(xiàn);查明”,如:We must ascertain the usual customs of the local people and arrange according.(我們必須了解當?shù)厝嗣竦娘L俗習慣,作做出相應安排。)
選項A ) assert意為“斷言”;
選項B ) impart意為“告之,透露”;
選項D ) notify意為“通知,報告”。
47. All the people in the stadium cheered up when they saw hundreds of colourful balloons slowly _________ into the sky.
A) ascending
B) elevating
C) escalating
D) lingering
47 .【譯】當看到數(shù)百個彩色氣球緩緩升上天空時,體育場上所有的人都歡呼起來。
【解析】正確選項為A ),屬于近義詞辨析題。
選項A ) ascending意為“逐漸上升”;
選項B ) elevating意為“提高,使上升”;
選項C ) escalating意為“使逐漸升級”;
選項D ) lingering意為“留戀;徘徊,繼續(xù)逗留”。
48. Many years had_________ before they returned to their original urban areas.
A) floated
B) elapsed
C) skipped
D) proceeded.
48 .【譯】許多年后他們才搬回原來的城區(qū)。
【解析】正確選項為B ),屬于動詞辨析題。
選項B ) elapse意為“時間流逝”,如:Five months have elapsed since he joined the army(他參軍已經(jīng)五個月了)。
選項A ) floated意為“(使)飄動,浮動”
選項C ) skipped意為“略過,跳過”;
選項D ) proceeded意為“繼續(xù)”。
49. What you say now is not_________ with what you said last week.
A) consistent.
B) persistent
C) permanent
D) insistent

