(2010年青岛市第二次模拟)—Where is your uncle’s home?

—In New York.But he________in Boston for four years.

A．has lived                       B．lived

C．had lived                      D．had been living

 (2010年济南4月模拟)—Can you give some advice on what I said just now?

—Sorry.My mind________.

A．is wandering                 B．was wandering

C．has wandered               D．has wandered

 (2011年陕西宝鸡检测)Mary，I should tell you it is the third time that you________.

A．forgot to do                         B．forgot doing

C．have forgotten to do             D．had forgotten doing

 (2010年苏州一模)—Are you going to further your studies after graduation?

—Well，I________yet.I might make some other choices.

A．didn’t decide                 B．haven’t decided

C．don’t decide                 D．hadn’t decided

 (2011年海淀区第二学期期中练习)—Why didn’t you come to the cinema with us last Saturday?

—Oh，sorry.But I________the film.

A．see                                     B．saw

C．have seen                     D．had seen

 (2011年日照市调研考试)—Monitor?

—I’m not monitor of our class.I________with the teacher until the monitor is elected.

A．will just help                        B．am just to help

C．am just helping                     D．have just helped

 (2011年南京模拟)People begin to know that most environmental problems exist because necessary measures for preventing them________taken in the past.

A．are not                         B．were not

C．hadn’t been                  D．wouldn’t be

 (2011年合肥第三次教学检测)—I called you last night，but nobody answered.

—Oh，I usually________off my cellphone by 8∶00 p．m..

A．switched               B．have switched

C．switch                  D．had switched

 (2011年南通一模)—Where have you been all day?

—I________some former classmates and I couldn’t get back until it was dark.

A．have met                      B．met

C．would meet                  D．had met

 (2010年临川一中期中考试)—Can I tell my best friend about it?

—No.It’s just between you and me.You________tell anyone else.

A．mustn’t                 B．may not

C．needn’t                 D．don’t have to