He _______ it for two hours, and he's still watching now.

He _______ it for two hours, and he's still watching now.

— Look, the light is still on in Helen's office.

— Maybe she ______ her work yet.

We can’t get sleep with a strong wind        outside．    

—Can Mr Read speak Chinese?

—Yes．He speaks Chinese very well because he       China for many years．

—Why is your foreign teacher's Chinese so good?

  —Because he      China for eight years．

I      to Rongjiang last year．But I      never     to Chongjiang．  

—                he been to Japan before?

—Yes, he              there two years ago.

I've been (do) homework for 2 hours.

The number of foreign students attending Chinese universities ____ rising steadily since 1990.

She has  (从事) colour therapy since she left college.

I'm sorry you                  so long, but it'll still be some time before Jim gets back.

Mr. Zhang ________ us English for two years.

I(didn't see/haven't seen) my grandfather before.

领导们已经将他从公司开除了。

The leaders have him the company.

—Neither Xiaoming nor his brothers ________ out of Harbin before.

—Oh, I can't believe it!

I      an English teacher for ten years.

He has b learning English for five years.

—“他醒了吗？”

—“没有，他还在睡。”

—"Has heyet?"

— "No, he's still asleep."

China's Tianwen-I ____ on Mars successfully. Here's a photo it sent back from the planet.