We can see a river running to the east ____ the hill. [ ]

Does Linda enjoy ______ at Lana’s birthday party?

What’s your first impression ________ Mrs Wang?—-She looks serious. I think she’ll be strict _____ us _______her own work.

Mo Yan, ___ famous Chinese writer, became _____country’s first Nobel Literature Prize Laureate(诺贝尔文学奖).

The workers in HuaShan Mountains have torubbish to keep the mountains clean.