Airport security was extra tight（）yest

1、Fireworks早期版本中称为extra的菜单，在fireworksmx中

Fireworks早期版本中称为extra的菜单，在fireworksmx中重命名为？（）AA、select菜单BB、edit菜单CC、filter菜单DD、command菜单

2、Is extra power available（）emergency wh

Is extra power available（）emergency while maneuvering?AforBinCduringDto

3、If you wear extra clothing when enteri

If you wear extra clothing when entering the water after abandoning ship it will（）.Aweigh you downBpreserve body heatCreduce your body heatDmake it more difficult to breathe

4、For lasers with tightly controlled wav

For lasers with tightly controlled wavelengths, approximately how far apart are the centers of adjacent wavelengths when 100 GHz spacing is used in a DWDM system?（）A 0.4 nanometersB 0.6 nanometersC 0.8 nanometersD 1.2 nanometersE 1.6 nanometer

5、Why was the woman at the airport?

Why was the woman at the airport?AShe was sraveling on business.BShe was seeing the man off.CShe was leaving for Greece.

6、A wooden plug fitted tightly in the ve

A wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from（）.Afilling completelyBdeveloping free surfaceCdeveloping free surface momentDcollapsing