If the kids stay indoors all the time and get no exercise, they _________ weak.
A: ecome
B: have become
C: will become
D: ecame
A: ecome
B: have become
C: will become
D: ecame
举一反三
- Have you ever imagined a world famous person like Einstein A: ecome B: to become C: ecoming D: ecame
- Some of his novels_______ well known by the time he was 55. A: ecome B: shall become C: will become D: had become
- Now the pollution caused by increasing number of cars ___________ more and more serious in many cities. A: ecome B: ecame C: is becoming D: had become
- To get all the _________ necessary to become an electrician, you have to go to college for three years.
- If someone or<br/>something is _______, they have become very weak. A: enfeebled B: bizarre C: replete D: durable