1.A. drive B. drip C. drill D. drink
2. A. travel B. trap C. track D. trace
3. A. dream B. dread C. treat D. stream
4. A.drunk B. drug C. truth D. trust
1. A. drop B. stroke C. drossy D. tropical
2. A.call B. fall C. math D. wall
3. A.clown B. down C. own D. town
4. A. who B. where C. why D. when
5. A.languages B.dresses C.watches D.becomes
6. A. thank B.that C. this D. those
7. A. cost B. most C.sometimes D. post
8. A. arm B. charm C. farm D. warm
9. A. come B. home C. some D. none
10.A. cow B. now C. how D. show
11.A. happen B. family C. rapid D. father
12.A.character B. argue C. party D. carbon
13.A. land B.manager C. grass D. habitat
14.A. habit B. play C. active D.understand
15.A. class B. answer C. fatten D. faster
16.A.clear B. dear C.hear D.pear