Aside from copying many times, making associations and mnemonics are also helpful for memorizing vocabulary
标点符号 (biao1 dian2 fu2 hao4)
逗号 (dou4 hao4): ,
句号 (ju4 hao4): 。
惊叹号 (jing1 tan4 hao4): !
空格 (kong4 ge2): blank, space (i.e. fill in the blank)
Topic-prominent, not subject-prominent (remember topic-comment sentences). So some sentences that are considered run-ons or fragments in English are actually fine in Chinese.