1)     有些及物动词用不定式作宾语,结构为动词+不定式。例如:
| 
 afford  | 
 aim  | 
 agree  | 
 arrange  | 
 ask  | 
 decide  | 
| 
 bother  | 
 care  | 
 choose  | 
 demand   | 
 desire  | 
 determine  | 
| 
 elect  | 
 endeavor  | 
 hope  | 
 fail  | 
 help  | 
 learn  | 
| 
 long 渴望  | 
 mean  | 
 manage  | 
 offer  | 
 plan  | 
 pretend  | 
| 
 refuse  | 
 tend  | 
 undertake  | 
 expect  | 
 hate  | 
 intend  | 
    例如:
    The driver failed to see the other car in time. 司机没能及时看见另一辆车。
   He offered to help me. 他表示愿意帮助我。
2)有些动词除了可以用不定式作宾语,还用不定式作补语,即有动词+宾语+不定式的结构。例如: 
| 
 ask  | 
 choose  | 
 expect  | 
 help  | 
 beg  | 
 intend  | 
| 
 like/love  | 
 need  | 
 prefer  | 
 prepare  | 
 want  | 
 wish  | 
    例如:
   I like to keep everything tidy. 我喜欢每件东西都保持整洁。
   I like you to keep everything tidy. 我喜欢你使每件东西都保持整洁。
   I want to speak to Tom.  我想和汤姆谈话。
   I want you to speak to Tom.  我想让你和汤姆谈话。  
3)     有些动词或动词词组可以用动词+疑问词+不定式的结构作宾语。例如:
| 
 decide  | 
 know  | 
 consider  | 
 forget  | 
 learn  | 
 remember  | 
| 
 show,  | 
 wonder  | 
 find out  | 
 tell  | 
 inquire  | 
 explain  | 
    例如:
  Please show us how to do that. 请演示给我们如何去做。
There are so many kinds of tape-recorders on sale that I can't make up my mind which to buy. 
有这么多的录音机,我都拿不定主意买哪一种。
