Die Müllers laden uns zum Essen______.

Ich möchte dich zum Abendessen ( ). A: laden B: einlade C: einladen D: eingeladen

Why do tornadoes appear to be dark A: They occur only at night. B: They are funnel-shaped. C: They pick up debris from the ground. D: They are water-laden.

听录音，字母a发音与其它不同的是： A: Abend B: Papst C: Laden D: Flagge

The best irrigation water is river water, pond water and lake water A: 正确 B: 错误

What water is used in the production of injection A: pure water B: purified water C: water for injection D: sterile water for injection

According to the distribution of oil, gas and water, the water at the edge of containing edge is called (). A: External water B: Bottom water C: Edge water D: Edge bottom water

Which one is not the common source of injection water: A: surface water B: ground water C: distilled water D: oil polluted water

It's known to us all _______ a form of energy . A. water is B. that water is C. is water D. that water to

which water is more expensive? A: bottled water B: tap water