Some people buy stamps not for sending letters now．They____them as their hobby．（ ）
A．sellB．designC．receiveD．collect
Leonardo has acted in 36 films．He finally won the Oscar for Best Actor____February 28，2016．（ ）
A．inB．atC．onD．to
After chatting happily with the new student in my class，I gave her my QQ number and she gave me_____．（ ）
A．sheB．hersC．herD．herself
It's fantastic to work as______volunteer for the Special Olympics World Games．（ ）
A．aB．anC．theD．不填
He never tells us he can make model planes．
In fact he can and often wins in the competitions．______．（ ）
A．Actions speak louder than words
B．Many hands make light work
C．No pain，no gain
D．The early bird catches the worm