? ? ? 1. He’ll never succeed in passing the CET6, ______ hard he tries.
A. however B. whatever C. despite D. though
【答案】A
【解析】在引導(dǎo)讓步狀語(yǔ)從句時(shí)，以上四個(gè)選項(xiàng)只有however(此處與 no matter how 同義) 后可以接副詞。本句中hard 為副詞，意為“努力地”。
2. Her face is ______ to me, but I can’t remember where I saw her.
A. similar B. friendly C. alike D. familiar
【答案】D
【解析】similar：相同的，相似的;friendly：友好的，親切的;alike：相似的(地)，相像的(地); familiar：熟悉的，可構(gòu)成短語(yǔ) sb. be familiar with sth. 或sth. be familiar to sb.，二者搭配不同，但意義相近。
3. ______ , water resources have been severely wasted or polluted.
A. They are scarce B. Scarce they are
C. Scarce as they are D. As scarce they are
【答案】C
【解析】as引導(dǎo)讓步狀語(yǔ)從句時(shí)要用倒裝結(jié)構(gòu)。
4. ______ from space, our earth, with water covering 70% of its surface, appears as a “blue planet”.
A. Seen B. Seeing C. To be seen D. Having seen
【答案】A
【解析】本題考查過(guò)去分詞的用法。因動(dòng)作的邏輯主語(yǔ)(earth)與動(dòng)作(see)之間為動(dòng)賓關(guān)系, 應(yīng)使用過(guò)去分詞短語(yǔ)做條件狀語(yǔ)。
5. —Are you going downtown this afternoon?
—I am going to have these letters ______ .
A. mailed B. mail C. to mail D. mailing
【答案】A
【解析】have sth. done 為固定搭配，使役用法，賓語(yǔ)是過(guò)去分詞所表示的動(dòng)作的承受對(duì)象，隱含的是動(dòng)作的執(zhí)行者。
6. ______, everything would have been all right.
A. He had been here B. Been here he had
C. Here he had been D. Had he been here
【答案】D
【解析】本題考查非真實(shí)條件句的倒裝用法。在含有由if 引導(dǎo)的非真實(shí)條件句的虛擬語(yǔ)氣句型中，if 可以省略，但要用倒裝結(jié)構(gòu)。