If a adder hears you approaching, it will usually ______.A．move out of your pathB．take no

If you are with someone who is bitten by an adder you should ______.A．try to catch the add

Once you are up to around 140 decibels, you will______.A．suffer from hearing lossB．feel pa

Hearing my words, the old man jumped back as if he _____.A. was stungB. had stungC.

Your life on campus is approaching to an end and you need to compose a thesis to conclude

If you hear the firing of a gun at one minute intervals from another vessel，this indicates

You see the lightening ____________ it happens, but you hear the thunder later.A、the i