次の正誤問題を教えてください。 (1) [①For many years], it [②had co

次の正誤問題を教えてください。

(1) [①For many years], it [②had considered] improper [③to mention] gifts [④in] an invitation.

(2) To [①protect] yourself [②from dangerous] exposure to [③the sun's] rays [④using an] effective sunscreen.

(3) The [①three-year-old] male chimpanzee in the laboratory pulled the lever [②in ] that he [③could] get [③some candy] from the machine.

(4) [①Many Japanese people] are [②hesitant to speak] to foreigners [③even they know] English well.

(5) [①By] all the discussion [②on] global warming, singularly [③little] has been achieved [④to] date.

(6) The shoreline is constantly [①been] shaped and [②modified] by the ocean, even though this [③may not be] really [④apparent] to the occasional visitor.

(7) More than 30,000 years [①ago] the human body was [②represented] in sculptures and in images [③were painted] on cave walls, and this [④suggests] that people in those days clearly understood their body shape and form.

(8) He thought that mass production produced ugly goods, and [①in] [②separating] the marker from the product of his labor, [③create] a [④wage-dependent] working class.

No.1 ベストアンサー 回答者： wind-sky-wind 回答日時： 2016/12/29 07:32

(1) [②had considered] → had been considered

(2) To [①protect] yourself [②from dangerous] exposure to [③the sun's] rays [④using an] effective sunscreen.
このままでは文にはなりません。
「～を使って、守ること（守るために）」となるならこのままで正しいです。
④を you should use ～とでもすれば文になります。

(3) [②in ] → in order または so

(4) [③even they know] → even though they know

(5) [①By] → with

(6) [①been] → being

(7) [③were painted] → that/were painted または painted のみ

(8) [③create] → created

No.2 回答者： wind-sky-wind 回答日時： 2016/12/29 07:34

すみません、

＞(7) [③were painted] → that/were painted または painted のみ
that/which were painted または painted のみ