.If their marketing plans succeed, they their sales by 30 percent. A．will increa
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.If their marketing plans succeed, they____ their sales by 30 percent.
| A．will increase | B．have been increasing | C．have increased | D．would be increasing |
试题答案
【答案】
A
【解析】考查if引导条件状语从句的用法。主句用一般将来时，从句用一般现在时表将来。句意：如果他们的营销计划成功的话，他们的销售额会增加30%。
考点：考查if引导条件状语从句的用法。
点评：f引导条件状语从句主句用一般将来时，从句用一般现在时表将来。