問題詳情
第 26 至 30 題為題組 Nutritional products that can be collected from trees include fruits, nuts, seeds, leaves, and bark. Treeproducts have been an important part of diets for thousands of years, from early humans ____26____ fruits andnuts to the first cultivation of important trees, such as mango and apple. The apple is one of the world’s most cultivated fruit trees, ____27____ over 7,000 different kinds inexistence. Despite their great ____28____ , however, most domesticated apples can be traced back to a commonancestor, the wild apple of Central Asia, Malus sieversii. Apples have been grown for thousands of years inAsia and Europe, and ____29____ to North America by European colonists in the 17th century. Today, applesare ____30____ eaten the world over and form the basis for multi-million dollar industries. In 2005, at least 55million tons of apples were grown worldwide, which generated a value of about $10 billion.
【題組】26.
(A) to gather
(B) gather
(C) gathered
(D) gathering
參考答案
答案：D
難度：適中0.538462
統計：A(11),B(15),C(39),D(84),E(0)
用户評論
【用戶】雅涵
【年級】小二上
【評論內容】gather 收集