eat Wall winds its way from west to east,_______ deserts, _______mountains and ________valleys, until at last it reachesthe sea

When he ____ a light in his bedroom, the whole house had a power cut.

This piece of music being played at the concertsweet

Shall we go to Lin Junjie’s concert this weekend– , but I’ll have to prepare for the monthly exam next week.

his expression, I don’t think he could have finished his homework last night, _______