Put up a general, two special, a disjunctive and alternative questions to the following sentences:
1. The influx of foreign students brings in an additional 1.5 billion dollars a year to the
American economy.
2. The easiest way to travel around London is by bus.​

1. The influx of foreign students brings in an additional 1.5 billion dollars a year to the  American economy.

Does the influx of foreign students bring in an additional 1.5 billion dollars a year to the  American economy?

How much money does the influx of foreign students bring to the  American economy?

How often does the influx of foreign students bring in an additional 1.5 billion dollars to the  American economy?

The influx of foreign students brings in an additional 1.5 billion dollars a year to the  American economy, doesn't it?

Does the influx of foreign students bring in an additional 1.5 billion dollars or 2.5 billion dollars  a year to the  American economy?

2. The easiest way to travel around London is by bus

Is the easiest way to travel around London by bus?

What is the easiest way to travel around London?

How can you travel around London?

The easiest way to travel around London is by bus, isn't?

Is the easiest way to travel around London by bus or by cab?