30.　 ____ the last bus, he had to go home on foot.

A. Not catching　　　 B. Catching　　　　　 C. Having not caught　　 D. Not having caught

29.　 He began ____ afraid in the middle of the night. A. feeling B. to feel　　　 C. felt D. be felt

28.　 Modernization is the key____. A. develop　 B. to develop　 C. developed　 D. to developing

27.　 Let’s ____ this as an example. A. take 　 　B. to take　　　 C. taking　　　　 D. follow

26.　 The child needs/requires/wants ____.

A. look after　　　　　 B. looking after　　　　　　 C. being looking after　　 D. being looked after

25.　 “ How much is four ___ seven?” “It is eleven.”

A. taken from　　　　 B. added to 　　　　　 C. multiplied by　　　　　　 D. divided by

24.　 You have ___ your hair cut every other week. A. had　 B. to have C. to be D. got

23.　 I was made ___ for several hours. A. wait　　 B. waiting　　　 C. to wait　　　　　　　 D. waited

22. He seems __his promise. A. to forget B. to have forgotten C. forgetting　　 D. having forgotten

21. Try ____ at the back door if nobody hears you at the front door.

　　　 A. to knock　　　　　 B. and knock　　　　　　　　 C. knocking　　　　　　　　　 D. and to knock