As a title, " are transgenic crops safe" should be "Are Transgenic Crops Safe?"
举一反三
- Every vessel should at all times proceed at a safe speed. Safe speed is defined as that speed where ____.
- The layout of regional crops and unit crops are fixed for a long time.
- The question is________ to land men there. A: if it was safe B: if was it safe C: whether it was safe D: whether safe it was
- To be safe, you should stay at least ______ meters away from the gorilla.
- Companies should provide safe _____________(工作环境）, in which employees health andcan be __________(保障）.