18. Frogs’ great eyes and sticky tongues make them very____ hunters.(A) eager (B) energetic (C) effe
20. Zombies are____ , walk slowly and cannot open doors or drive cars.(A) unmarried (B) religious (C
21. By developing their own language, robots are taking a small but____ step forward.(A) sensitive (
22. What mysteries have in common are____ puzzles that are begging to be solved.(A) tricky (B) tragi
23. Of all the____ birds, I like kiwis the most.(A) domestic (B) flightless (C) carnivorous (D) pain
24. Adam and Eve could never return to Eden, the____God created.(A) haven (B) ark (C) paradise (D) p
25. Good____ are found in the appendix and people can actually get stronger after a bad case of diar
26. A knight protects the weak with his sword and his____ .(A) battle (B) bravery (C) bellhop (D) be