先通读下面的短文，然后根据短文内容和所给首字母，在空格内填入一个适当的词，使短文意思完整。

M   1   friends is a skill like other skills. It improves with practice. If you want to meet people and make friends, you must be willing to take some a   2  .

You must first go where there are many people. You won’t make friends staying at home. Join a club or a party, talking with those who like the s   3   things as you do. Or join someone in some a   4  .

It’s human nature to feel a bit u   5   about the unknown. Most of our fears come from doubts about o   6  . Don’t forget they must be feeling the same way. Try to accept yourself as you are, and try to put the other person at ease（自由自在）. You’ll b   7   feel comfortable.

Try to act self-confidently t   8   you don’t feel that way. When you enter a room    f   9   of strangers, walk tall and straight, look directly at them and smile. Meeting someone new doesn’t mean that you will make friends because friendship is based on mutual liking（基于互相喜欢） and “give and take”. It takes t   10   to develop.

企业所得税按年计算，分月或分季预缴，年终汇算清缴，年终汇算清缴是在年度终了后 ( )内进行。

A．15日

B．30日

C．60日

D．4个月