Great changes have taken place sincethen in the primary school _______I am studying.

Sadly, Marie Curie died from ______________ to toomuch radiation.

What is the most popular way to communicate in China now–WeChat. One of its ____ is that it can send words, pictures as well as voices.

TV talk shows have covered every inch of space on daytime television And everyone, who watches them _____, knows that each one is different in style[ ]

Guilin is a beautiful city. 一I agree with you. You can see boats go the river and cars run the city at the same time.