There are two point-charges<br/>q1<br/>and q2.<br/>The magnitude of electric field force between them is F. If the third<br/>point charge +Q is<br/>introduced, will the force between q1<br/>and q2<br/>be influenced by +Q<br/>&#91; &#93; A: It will not be influenced by +Q B: It will be influenced by +Q

I have two brothers, () in the army. A: None of them is B: Neither of them is C: None of them are D: Neither of them are

A: Lily has five hundred toys in her house. She likes collecting toys.B:I only have five of them.Q: How many toys does Lily have? A: 400 B: 500 C: 5000 D: 6000

He lent me a few books, but ______ are easy to read. A: neither of them B: none of them C: not either of them D: not both of them

Generally speaking, boiling food makes them yin, and frying them makes them yang.

They have arranged for the car to ______ at the airport. A: pick them up B: take them up C: make them up D: build them up

“Ring them up" is _______ for give them a call.

The more we see ads, the less we（） A: pay attention to them B: feel tired of them C: neglect them D: put up with them

If the audience seems a little shy, _______________ before they ask them in front of the whole audience.? discuss with them privately|encourage them to ask questions|have them discuss their questions in pairs|;let them write down their questions

-Have you seen many sheep in the distance ? -Yes, ___. A: thousand of them B: two thousands of them C: two thousand of them D: two thousand them