It seems as if the sun_____round the earth since it rises in the east and sets in the west.
A、circlesD
“asif”“似乎,好象”,太阳并不是绕着地球转,所以后面应该与事实相反的假设,要用虚拟语气。需要特别指明的是:“如果是一般的客观规律的陈述,则用一般现在时”。
Both of my brothers are now married ,so I have two_____.
Copernicusmaintainedthattheearth_____roundthesun.
_____youunderstandthisrule,you‘llhavenodifficultyindealingwithsuchproblems.
I can speak_____German.
Childrenwhoareover-protectedbytheirparentsmaybecome_____.