1. in case of如果;万一 ! d4 l% C' S( G2 X 2. catch up with 赶上+ s# G8 @2 ]5 l- m+ C
3. catch a cold 感冒0 P* R( O/ O5 c+ `9 O
4. catch fire着火 ; j* I3 C5 n$ R4 L 5. catch one’s eye引起某人注意6 z; x5 q! X( s1 @6 K8 Q- c! K
6. cause sb. to do sth. 使得某人做某事6 C- n/ i# T1 P7 s. J: i Q3 N
7. center on sth. 集中精力做某事 1 A# n% u5 h6 R9 D6 p$ f 8. be certain of sth. 确信……- z4 I- r1 v: U4 `1 W) D8 U
9. by chance. 偶然 9 z! [$ ]7 s1 P 10. take a chance to do sth.冒险做某事