33．When problems such as energy crisis, pollution and population explosion_________, people are asked to share the bitterness and endure the hardship with all the whole nation of the times．
| A．are arisen | B．arise | C．arising | D．Arisen |
His aunt’s lettershim of those beautiful days when they used to live together in his hometown.
| A．call up | B．call for | C．call on | D．call at |
He has been fired and will have toover charge of his office tomorrow.
| A．take | B．hand | C．get | D．go |
As is known to us all, failure usually _ __ laziness while diligence can ______ success.
| A．results from, lie in | B．results in, result from |
| C．leads to, lie in | D．results from, result in |
Will you my composition to find out whether I’ve made any spelling mistakes?
| A．look through | B．look on | C．look up | D．look out of |
It is fashionable to drive a car, but to drive a car is not nearly as difficult as it is imagined on condition that you ________ the specialized rules.
| A．give up | B．stick to | C．insist on | D．connect to |