1.The students coming from all over the world held a party to________their teacher’s 70th birthday.
A．congratulate B．memorize C．celebrate D．honour
2.I have just been in Australia for a week and I am trying to ________ the new climate here.
A．agree with B．fit in C．adjust to D．rely on
3.Kate________us in dancing and singing，and had a good time.
A．joined B. joined in C. took part in D. attended
