Level 4 - 3 - Spelling Practices

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(1) n. [đống] crowd or throng; a great number of persons; pile or mass

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(2) n. [Hồng hoàng] bird of tropical Africa and Asia having a huge bill surmounted by a bony protuberance

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(3) n. [thủy phi cơ] a craft capable of moving over water or land on a cushion of air created by jet engines

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(4) v. [huddle] crouch or curl up; mass; heap; crowd or draw together

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(5) a. [hoài nghi] difficult to believe; incredible; skeptical

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(6) n. [đất rộng] a large continuous extent of land

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(7) n. [giải] association; a group of people or countries who join together because they have the same interest

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(8) n. [dòng] direct descent from a particular ancestor; ancestry

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(9) n. [cơ chế] device; machine; the technical aspects of doing something