第一篇：       Portland has been known as the “City of Roses” for more than a century－but why? Roses are not native to theregion, __31__ did any Portland gardeners reach international stardom by breeding the best rose blossoms. __32__ ,Portland’s affinity for roses started with a wedding gift and resulted in a WWI safe haven for European roses. Accordingto the Oregon Encyclopedia, the first rose bush in the Pacific Northwest was sent to Anna Marie Pittman in1837 33 she married Jason Lee, a missionary near Champoeg. Clippings from that bush were planted inChampoeg Park, Willamette University and the surrounding area._34__ visitors to the exposition, the City ofPortland planted around 10,000 bushes of the revered Madame Caroline Testout rose along Portland’s streets. Thevoluptuous Madame Caroline Testout rose is perhaps the most popular __35__ of hybrid tea rose, named after anineteenth century French dressmaker in 1890.

【題組】31.
(A) nor
(B) and
(C) or
(D) but