out ______lecture you attended last night—It was too boring , indeed ,____lecture for me.

If you sleep less than seven hours, you are three times moreto catch a cold．

Lucy prefers________ to________． A．to walk；jogging

If you really have to leave during class, you’d better leave____ the back door

MOSCOW, Oct. 28 (Xinhua) — Russia’s preparations for the FIFA World Cup 2018 have been going ahead of the , FIFA president Sepp Blatter said Tuesday.