Ann was reading a piece of science fiction,completely ______ to the outside world
Ann was reading a piece of science fiction,completely ______ to the outside world
A.having been lost B.to be lost C.losing D.lost
The computer center,_____ last year,is very popular among the students in this school
A.open B.opening C.having opened D.opened
A.having been lost B.to be lost C.losing D.lost
The computer center,_____ last year,is very popular among the students in this school
A.open B.opening C.having opened D.opened
英語人氣：144 ℃時間：2020-02-09 10:10:19
優(yōu)質(zhì)解答
1,選d.因為a用現(xiàn)在完成形式與was reading 過去進行時矛盾,因為它們屬于不同的時態(tài)區(qū)間,現(xiàn)在完成時屬于現(xiàn)在時的一種,過去進行時屬于過去時態(tài)的一種.b選項動詞不定式是表示將來的含義,也與過去進行時矛盾.C.losing 在...
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