This weekend I'm going to install a home security system.
這個(gè)周末我要裝一套家庭保安系統(tǒng)。
My daughter was very pleased to do shopping.
我的女兒非常喜歡去購(gòu)物。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.