重点讲解：

yawn vi. 打呵欠
Mr. Walsh yawned over the evening papers.
华尔希先生一边看晚报一边打呵欠。
drift vi. 漂，漂流；逐渐陷入
He watched the boat drift downstream.
他看着船向下游漂去。
statue n. 雕像，塑像
The Statue of Liberty stands in New York Harbor.
自由女神像耸立在纽约港。
quiver vi. 颤抖；发抖
The building quivered as the explosive went off.
当炸药爆炸时，大楼颤动不已。
twitch vi. 抽动，抽搐，痉挛
Ralph felt his lips twitch.
拉尔夫感到他的嘴唇在抽搐。
tuck vt. 把……塞进，把……藏入
She tucked her letter into an envelope.
她把信折好塞进信封。
sweep vt. 扫，清扫，打扫；扫过，掠过，擦过
He sweeps the room every day.
他每天打扫房间。
Willow branches swept the river's surface.
柳枝拂掠着河面。
buckle n. 扣子，搭钩
vt. 扣住，扣紧，使连接
He buckled himself into his seat.
他坐在椅子上扣上了安全带。
spectacles n. 眼镜
rummage v. 翻找，彻底搜查
He rummaged around in his drawer.
他在抽屉里翻找。
amuse vt. 使欢乐，逗……高兴，使发笑
A clown's job is to amuse the spectators.
小丑的工作就是娱乐观众。
chuckle vi. 咯咯地笑；暗自发笑
They were chuckling over the photographs.
他们看着照片,咯咯地笑了起来。
mutter v. 低声嘀咕，嘟嚷
The old woman muttered to herself.
这位老妇人喃喃自语。
flick vt. 啪地轻打；轻弹，啪地开动
David flicked on the light.
戴维啪地把灯开亮。
click vi. 发出卡嗒(或喀嚓)声
The camera clicked and their picture was taken.
照相机“卡嗒”一声照下了他们的相片。
flicker vi. 闪烁;摇曳;忽隐忽现
She was reading by the flickering light of the candle.
她借着闪烁的烛光读书。
pinprick n. （光等的）小点
beady-eyed adj. 眼睛晶亮如小珠的;目光锐利的