Lexical bundles are fundamental linguistic units for establishing academic discourse , and the effective use of them can help enhance the fluency and accuracy of academic writing .Chinese learners tend to have three types of problems of lexical bun-dles in academic writing , i.e.overuse, underuse, and misuse.Therefore, explicit instruction of lexical bundles should be imple-mented in English academic writing teaching to nurture learners ’ awareness of general academic lexical bundles and discipline -specific lexical bundles .Moreover , learner...