He _______ a league member for three years
A: is
B: has been
C: has become
D: have become
A: is
B: has been
C: has become
D: have become
举一反三
- My brother joined the League _________ March 24, 1990. He _____a League member for six years. A: on, has become B: on, has been C: in, has been D: in, has become
- They ____ friends since they met three years ago. A: became B: has been C: have become D: have been
- My sister _____ the Youth League last year. She _____ a Youth League member for about a year now. A: joined…has become B: joined…has been C: has joined…has been D: did join…had been
- ________ in the company for three years, Kevin has become experienced in foreign trade. A: Having worked B: Have been working C: Have worked D: Worked
- _____ in the company for three years, Mark has become experienced in business negotiations. A: Having worked B: Having been working C: Have worked D: Worked