Bats are surprisingly long-lived creatures, some____________ a life span of around 20 years.
A.have | B.had | C.to have | D.having |
The manager has _____ difficulty in finding a man to take _______place of the secretary
A.a; the | B.the; 不填 | C.不填;不填 | D.不填;the |
--- I want to make a kite for my son..
---____ You can easily buy one in the market.
A.Why not? | B.Good idea! | C.Why bother? | D.No way! |
---Did you reach the top of the mountain?
--- Yes. Even I myself didn’t believe I could make _____.
A.that | B.it | C.myself | D.them |
____ the temperature down day by day, the leaves are turning yellow.
A.For | B.With | C.Because | D.As |
A cool rain was falling ____ with snow causing heavy traffic.
A.mixed | B.mixing | C.to mix | D.having mixed |