45、照看；照顾look after= take care of

44、不得不have/has to

43、停下来去做某事 stop to do sth.

42、停止做某事 stop doing sth.

41。对某人来说做某事是重要的。It’s important for sb. to do sth.

40．辍学drop out of school

39。想要某人做某事want sb. to do sth.

38.他八岁了。He is an eight-year-old boy。 =　 He is eight years old.

37. 感染了病毒have a virus

36.将…复制到电脑上copy… onto the computer