(2013·高考新课标全国卷Ⅱ)Four and? ________ half hours of discussion took us up to midnight，and? ________ break for cheese，chocolate and tea with sugar.

A．a；a??? B．the；the

C．不填；the??? D．a；不填

(2013·高考新课标全国卷Ⅰ)The driver wanted to park his car near the roadside but was asked by the police________.

A．not to do? B．not to

C．not do? D．do not

(2013·高考新课标全国卷Ⅰ)Try not to cough more than you can________since it may cause problems to your lungs.

A．check　　　　　B．allow

C．stop? D．help

(2013·高考新课标全国卷Ⅱ)The watch was very good，and he ________ 20 percent down for it.

A．paid?? B．cost

C．bought??? D．spent

(2013·高考新课标全国卷Ⅰ)When I first met Bryan I didn’t like him，but I________my mind.

A．have changed　　　B．change

C．had changed? D．would change