In the first paragraph, the author intends to tell us that（） A: early American industries mainly depended on new methods. B: early American industries mainly depended on people who did skilled work with their hands. C: early American industries mainly depended on England industries. D: early American industries mainly depended on new changes.

Industries in which economies of large-scale production are important（ ）。 A: tend to not participate in international trade. B: provide additional cost incentives for specialization and trade. C: reduce the potential gains from trade. D: encourage each nation to produce a full range of products within such industries.

Canada's early economic development was founded on ___ ____ . A: resource industries B: heavy industries C: light industries D: manufacturing industries

Le protectionnisme éducateur est pour protéger_____________. A: les industries naissantes B: les industries vieillissantes C: les industries importantes D: les industries stratégiques

Measures related to _______: A. Engaging in interventionist actions to _______ certain industries and to _______ others. B. Engaging in the provision of certain _______ Financing _______ activities _______ certain industries _______ some industries

Which industry produces the largest proportion of the UK's national wealth? A: Primary industries B: Secondary industries C: Tertiary (service) industries D: Financial industry

Machines have _____________ human labor in many industries.

The whole industries should

It is probable that IoT will firstly be used in such industries as _________________.

Which of the following is NOT a kind of tertiary industries?