—Why didn’t you join us last night?

—I ________ the live programs on the war between Iraq and the States.

　　A．watched

　　B．was watching

　　C．had watched

　　D．have been watching

—Have you heard from Janet recently?

—No, but I ________ her over Christmas.

　　A．saw

　　B．will be seeing

　　C．have seen

　　D．have been seeing

—The girl ________ weight recently.

—Yes, she ________ too much.

　　A．has gained; is eating

　　B．gains; eats

　　C．is gaining; ate

　　D．is gaining; eats

The manager, ________ his factory’s products were poor in quality, decided to give his workers further training.

　　A．knowing

　　B．known

　　C．to know

　　D．being known

The World Trade Organization finally opened its door to China on November 10, a 15-year wait ________.

　　A．to end

　　B．ended

　　C．ending

　　D．ends

________for the terrible accident, as the public thought, the mayor felt nervous and was at a loss what to do.

　　A．Having blamed

　　B．To blame

　　C．Being to be blamed

　　D．Being to blame

________on the bank, she watched silently, ________, yet a little sad.

　　A．Kneeling; proudly

　　B．Kneeling; proud

　　C．Being kneeling; proud

　　D．Being kneeling; proudly

All those ________ to the party last night are my friends.

　　A．come

　　B．coming

　　C．having come

　　D．came

Jack, who was usually shy, found himself ________ to the girls now.

　　A．spoke

　　B．speaking

　　C．spoken

　　D．to speak

—Sometimes students may have ________ themselves.

—Let’s see what we can do to help them.

　　A．difficulty expressing

　　B．difficulty to express

　　C．difficulties in expressing

　　D．difficulties express