After he retired from office, Tom ___ painting for awhile , but soon lost interest. A．kept up B．took up C．sped up D．cleaned up B【解析】试题分析：考查词组：

Not all advertisements on TV are shown for _____ purposes; some are meant to educate people to pay attention to health, environment or safety.

There are about two _________students in our grade.

Could you please _____ here

______ the afternoon of June 2nd, manyforeigners arrived ______ Shanghai.