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题库 / Prep2008E2-SC-232
Although the restaurant company has recently added many new restaurants across the country and its sales have increased dramatically, its sales at restaurants open for more than a year have declined.
the restaurant company has recently added many new restaurants across the country and its sales have increased dramatically, its
the restaurant company has recently added many new restaurants across the country and its sales increased dramatically, its
many new restaurants have recently been opened across the country and its sales increased dramatically, the restaurant company's
having recently added many new restaurants across the country and with its sales increasing dramatically, the restaurant company's
recently adding many new restaurants across the country and having its sales increase dramatically, the restaurant company's
DE中的having recently added many new ...和recently adding many new restaurants的主语是主句的主语the restaurant company's sales，语义逻辑错误，排除。
C里边its不能只带所有格里边的名词the restaurant company's，而且前面的many new restaurants听起来并不是后面的the restaurant company开的，像是在说整个市场行情。
(b) contains bad parallelism. since you're talking about two trends that have taken place simultaneously, you MUST use the same verb tense to describe those trends.
in (b), the first verb (has ... added) is in the present perfect, but the second (increased) is in the simple past. i don't care whether you actually know what these tenses are called, provided that you can recognize that they are different.
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