3. Many of Britain's beaches fail to meet minimum standards of cleanliness.

　　英國許多海灘連最起碼的衛(wèi)生標(biāo)準(zhǔn)都達(dá)不倒。

　　4. My understanding was that we'd meet at her place.

　　我的理解是我們在她那兒見面。

　　5. Parallel lines will never meet no matter how far extended.

　　無論延伸多長，平行線永不相交。

　　6. We were not able to meet the deadline because of manufacturing delays.

　　因為制造方面的延誤，我們沒能趕上最后期限。