精选托福词汇练习题介绍（21）

　　今天为大家整理了一篇托福词汇练习题，供大家参考，以下是详细内容。

　　247. The mortise is the hole chiseled and cut into one piece of wood, while the tenon is the tongue of protruding element shaped from another piece of wood so that it fits into the mortise; and another small hole is then drilled (with the auger) through the mortised end and the tenon so that a whittled peg can secure the joint-thus the term “joiner.”

　　The word “protruding” is closest in meaning to which of following?

　　(A) parallel

　　(B) simple

　　(C) projecting

　　(D) important

　　248. Locks and escutcheon plates-the latter to shield the wood from the metal key-would often be imported.

　　The word “shield” in line 23 closest in meaning to

　　(A) decorate

　　(B) copy

　　(C) shape

　　(D) protect

　　249. The establishment of these posts opened new roads and provided for the protection of daring adventurers and expeditions as well as established settlers.

　　The word “daring” is closest in meaning to which of following?

　　(A) lost

　　(B) bold

　　(C) lively

　　(D) foolish

　　250. Throughout the wilderness, post bands provided entertainment and boosted morale.

　　The word “boosted” is closest in meaning to which of following?

　　(A) influenced

　　(B) established

　　(C) raised

　　(D) maintained

　　261. It dissolves, transports, and precipitates many chemical compounds and is constantly modifying the face of the Earth. Evaporated from the oceans, water vapor forms clouds, some of which are transported by wind over the continents.

　　The word “modifying” is closest in meaning to which of following?

　　(A) changing

　　(B) traveling

　　(C) describing

　　(D) destroying

　　262. This last figure shows the importance of the ocean as the principal reservoir of the hydrosphere but also the rapidity of water transport on the continents.

　　The word “rapidity” is closest in meaning to which of following?

　　(A) significance

　　(B) method

　　(C) swiftness

　　(D) reliability

　　263. The erosion of the continents thus results from two closely linked and interdependent processes, chemical erosion and mechanical erosion. Their respective interactions and efficiency depend on different factors.

　　The word “efficiency” is closest in meaning to which of following?

　　(A) relationship

　　(B) growth

　　(C) influence

　　(D) effectiveness

　　264. Among the species of seabirds that use the windswept cliffs of the Atlantic coast of Canada in the summer to mate, lay eggs, and rear their young are common murres, Atlantic puffins, black-legged kittiwakes, and northern gannets.

　　The word “rear” is closest in meaning to which of following?

　　(A) visit

　　(B) watch

　　(C) reverse

　　(D) raise