Question

---The plane is due to take off at 7∶50 from the airport.
---________ we fail to arrive there in time?

1. A.
   What if
2. B.
   As if
3. C.
   Even if
4. D.
   Only if

Answer 1

A
考查连词，What if倘使……又怎么样，As if 好像，Even if 尽管，Only if 只要，句意：飞机如期在机场七点五十起飞。倘使我们不能及时到那怎么办呢？所以选A。