I always forget some news . I am very upset. and don' t know  _______ . 
#40719
A
how to do.
B
when to do
C
what to do
D
what to do it
推荐题目
Tom likes playing _____volleyball, and his sister likes playing______ piano.
#37267
A
a; a
B
the ; the
C
不填;the
D
the ;不填
It’s ______ cold today, but I have still finished ______ homework.
#41364
A
too much; too much
B
much too; much too
C
too much ;much too
D
much too; too much