[注釋] wreck vt. 撞壞, 毀壞; 1) My son wrecked my car. 2) My car was completely wrecked in the accident.
sink vt. 下沉, 沉沒, 該動詞也可作及物動詞用, 意為“使下沉”, 但按本題句意看, 用被動語態(tài)不妥。 drown 溺死, 淹死： (vt.) He drowned his wife. (vi) He drowned in the river. (他在河里淹死了。) submit 1) (=put oneself under the control of another) 提交, 呈送 (to) ： Should a wife submit herself to her husband? (妻子應順從他丈夫嗎？) 2) (=put forward for option, discussion, decision ect.) 提出 (供評論、討論決定等) You must submit your request to the committee. 3) (=surrender (to) , give in) 屈服,投降：After being defeated, they submitted to the enemy. (打敗后, 他們向敵人投降了。)
8. No one has _____ been able to trace the author of the poem.
A. still B. yet C. already D. just
[答案] B. yet
[注釋] yet 常用于現(xiàn)在完成時的否定句中, 意為“尚, 還”。
9. More than one-third of the Chinese in the United States live in California, _____ in San Francisco.
A. previously B. predominantly C practically D. permanently
[答案] B. predominantly.
[注釋] predominantly (=mostly; mainly) 主要地。 previously (=coming earlier in time or order) 先前, 早先; This is better than any
sink vt. 下沉, 沉沒, 該動詞也可作及物動詞用, 意為“使下沉”, 但按本題句意看, 用被動語態(tài)不妥。 drown 溺死, 淹死： (vt.) He drowned his wife. (vi) He drowned in the river. (他在河里淹死了。) submit 1) (=put oneself under the control of another) 提交, 呈送 (to) ： Should a wife submit herself to her husband? (妻子應順從他丈夫嗎？) 2) (=put forward for option, discussion, decision ect.) 提出 (供評論、討論決定等) You must submit your request to the committee. 3) (=surrender (to) , give in) 屈服,投降：After being defeated, they submitted to the enemy. (打敗后, 他們向敵人投降了。)
8. No one has _____ been able to trace the author of the poem.
A. still B. yet C. already D. just
[答案] B. yet
[注釋] yet 常用于現(xiàn)在完成時的否定句中, 意為“尚, 還”。
9. More than one-third of the Chinese in the United States live in California, _____ in San Francisco.
A. previously B. predominantly C practically D. permanently
[答案] B. predominantly.
[注釋] predominantly (=mostly; mainly) 主要地。 previously (=coming earlier in time or order) 先前, 早先; This is better than any