4 . 首先，你最好按时或稍微提前到达。(ahead of time) （汉译英）

5 . 词性转换
1. immediately→ [adv.] 立即，马上 conj. 一……就 ________ [adj.] 立即的;直接的
2. concentrate→ [vi.] & [vt.]集中(注意力、思想等);全神贯注 ________→ [n.] 专心，专注;集中concentrated→ [adj.] 全神贯注的;集中的
3. extreme→ [adj.] 极端的;严重的 [n.] 极端的感情(或境况、行为方式等) ________→ [adv.] 极端地;非常________→ [n.] 极端主义者;过激分子
4. effect→ [n.] 效果，作用;影响 ________→ [adj.] 有效的________→ [adv.] 有效地;实际上________→ [n.] 效率;有效性
5. prove→v. 后来被发现是 [vt.] 证明，证实 ________→ [n.] 证据，证明
6. slightly→ [adv.] 稍微，略微 ________→ [adj.] 轻微的;细小的 ________→ [n.] 些微，少许
7. nutrition→ [n.] 营养________→ [adj.] 有营养的 ________→ [adv.] 营养地，________ [n.] 营养学家
8. function [vi.] 起作用，正常工作，运转 [n.] 作用，功能，职能 ________ [adj.] 实用的;功能的   ________→[adv.] 功能地;职务上地
9. energetic→ [adj.] 精力充沛的，充满活力的________ [n.] 能量;精力________→ [adv.] 精力充沛地;积极地
10. frightened→ [adj.] 害怕的，惊吓的，受惊的________→ [n.] 惊吓;恐怖________→ [adj.] 令人惊恐的，骇人________→ [adv.] 吓人地，令人恐惧地

6 . The yearly income of the newspaper dropped ________ from $57.8 billion in 2020 to $14.3 billion in 2021.

A．dramatically

B．potentially

C．slightly

D．steadily

7 . Don’t worry. This dress is just ________ more expensive than you expect.

A．incredibly

B．absolutely

C．significantly

D．slightly

9 . —How’s your trip to Tate Museum?
—Quite disappointing. Some of the objects are lent out and       being displayed in another museum.

A．typically

B．slightly

C．currently

D．particularly

10 . The blue water in the West Lake ______ impressed me.

A．constantly

B．slightly

C．barely

D．literally