Some children in the villages must look after ________ because their parents work in the cities．（ ）
A．themB．theirC．theirsD．themselves
Could you please tell ______？（ ）
A．how can I make the machine work
B．how I can make the machine work
C．how I can make the machine to work
D．how can I make the machine to work
Which of the following is"dominoes"？（ ）
A．
B．
C．
D．
She often parks her car near the house _____she can easily get to．（ ）
A．whereB．whoC．whichD．what
How noisy it is!Could you please ____the CD player a little？（ ）
A．turn offB．turn downC．turn onD．turn up
﹣Will Jim fly to Taiwan for a holiday？
﹣He _____try．In fact，it depends on how much the journey costs．（ ）
A．mayB．has toC．needD．must