Question

It ______ be better if I could earn enough money to buy a private car

1. A.
   will
2. B.
   must
3. C.
   shall
4. D.
   would

Answer 1

D
考查虚拟语气。句意：如果我能挣到足够的前买一辆私人轿车可能会更好。结合语境可知主句是对现在的虚拟，故用过去时态的助动词加动词原形，选D。