21 Whether you believe what he said_________ what he does in the future

Could you please your cigarette No smoking here !-Sorry, I won’t do it again.

1There are too____ fish and too ___water in the sea .

Shanghai is about 1，460 km away from Beijing and it’s nearly a ride by high-speed train.

Polar bears live_______ on sea ice，which they use as a platform for hunting seals