I called you last night， but nobody answered． Where were you then？
Oh， I ____________ my pet dog in my yard．（ ）
A．walkedB．was walking
C．am walkingD．will walk
They'll succeed in working out the problem because they never ____________．（ ）
A．wake upB．give upC．look upD．make up
Emily， you are playing video games again! Study hard， ______ you will fail in the coming
exam．（ ）
A．thenB．soC．andD．or
After years of war， the people in Syria are thirsty for ____________．（ ）
A．priceB．noiseC．peaceD．course
Which month of the year do you like？
July，the ___________month because summer vacation begins in this month．（ ）
A．secondB．seventhC．ninth