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述肯定的條件。 ②“祈使句+ or+表結(jié)果的陳述句”用來敘述否定的條件。 單元語法聚焦三 [注意 ] 這兩個(gè)句型都可以改寫為 if引導(dǎo)的條件狀語從句。 Work hard, and you will pass the exam. (= If you work hard, you will pass the exam.) Work hard, or you will not pass the exam. (= If you don39。t work hard, you will not pass the exam.) 單元語法聚焦三 實(shí)戓演練 Ⅰ .單項(xiàng)選擇 ( ) 1. 2022白銀 Boys and girls, ________ learning and have fun. A. keep B. to keep C. keeping D. kept A 單元語法聚焦三 ( ) 2. ________carefully, please! Look at the road sign. There is a school ahead. A. Drive B. To drive C. Driving D. Drives 單元語法聚焦三