?? 詞語組成解析
rib
[rib]
n. 肋骨;（船或屋頂等的）肋拱;肋骨狀的東西;（織物的）凸條花紋;
vt. 嘲笑，逗弄，開（某人的）玩笑;裝肋于，給…裝肋材;
roast
[rost]
vt.& vi. 烤，烘，焙;
vt. 嘲諷，挖苦;
n. 烤肉;戶外燒烤野餐;
adj. 烤好的，烤制的;
??? 情景例句
OK, sir, just sit tight, and we'll have an ambulance there in about ten minutes.
好的，先生。你就在那邊等著，救護車10分鐘之內到。
How are you feeling today?
今天你覺得舒服嗎？
Then see which plants grow higher, measure them with a ruler and write down your results.
過后看看哪種西紅柿長得比較高，用尺子量量并記錄下你的實驗結果。