We slipped away to Las Vegas to tie the knot.

Questions 6 to 10 are based on the following news. A: The US dollar slipped more than a half from its highest point in 2002. B: The US dollar slipped more than a third from its highest point in 2002. C: The US dollar slipped more than a fourth from its highest point in 2002. D: The US dollar slipped more than a fifth from its highest point in 2002.

判断下列句子属于何种句型。It slipped my mind.

The girl slipped on the __________ mud. A: frozen B: freeze C: freezing D: freezer

I ____________ for about an hour and a half when suddenly I slipped and fell down a riverbank.

Power is a sword that must be ___________ with compassion. A: sharpened B: rubbed C: tempered D: slipped

The child __________ and felt down on the ice. A: sprang B: slipped C: stopped D: fitted

I slipped back inside the house and just walked through the rooms for no reason ________(尤其、特别).

John ______ away in order not to wake the baby. A: slipped B: crawled C: crept D: climbed

中国大学MOOC: ... as the fastest train in the world slipped to a stop in Hiroshima Station. (Para. 1)