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The argument remains extremely heated       it is necessary to frequently update teaching material.

A new movie Sacrifice came out last year,         Ge You played adoctor        saved an orphan at the cost of his own baby.

_______in the ocean, it becomes powerless once it is on the beach.

Could you please recommend a garage ______ I can have my car ______.

In the past few years, so many areas throughout the world have been hit by such destructive earthquakes, snowstorms and tsunamis ______ we have never experienced before, ______ makes us worried a lot about nature disasters.
A. A. that; that      B. as; which         C. which; it        D. when; as

The main cause of HIV / AIDS infection in China is drug abuse,  ______ is very serious in Yunnan.

___________ made the school proud was ___________ more than 90% of the students had
been admitted to universities.

My parents kept their _____and took me to Shanghai, where we had ____.

Word has come _____some American guests will come for a visit.

Mother gave me a promise_______ I made progress in my English she would take me to travel .
A  that    B that if    C  that whether   D whether