Babies’ health is much more likely to be affected if______ parent smokes．
| A．both | B．none | C．neither | D．either |
Years later, he returned home, unexpectedly the old tree of his childhood__________.
| A．finding | B．to be found |
| C．found | D．having found |
Last Sunday I climbed to the top of the hill near my home, ______ I could see half of the city.
| A．that | B．where | C．which | D．there |
_______ we go to the McDonald’s? I am sick of the food there!
| A．Shall | B．Can | C．Must | D．Need |
Since your English is poor, why not ________ an English club to improve it?
| A．to consider joining | B．consider to join |
| C．considering to join | D．consider joining |
I think that's unlikely to happen, but if that_______, both America's and China's interest would be severely damaged.
| A．should occur | B．occurs |
| C．had occurred | D．is going to occur |