(2013·长春市高三二模)I know you want to borrow money but I don't have ________ at hand myself.

Charles was alone at home，with _____ looking after him.

Going to America for further study is a good chance , ____ I have been looking forward to . 

 –How many students are there in the classroom? --__________. They are all in the lab.

 The basic design of the car is very similar to ________ of the earlier model.