3) Supply the correct verb form to complete sentences.
a) Peter and Jane (be) ..... pen pals for over two years but they first (meet) ..... last week.
b) Is it necessary (wear) ................. school uniform in the exam? - Yes, it is.
c) The children always look forward to (receive) ............... toys from their parents.
d) The telephone (invent) ............ in 1876 by Alexander Graham Bell.
e) Lan (take) .............. her younger brother to the zoo once a month.
f) I (live) .................. here since I was born.
g) This novel (wirte) ............ by Nam Cao.
h) They (build) ............ a new school in this area next year.