—— Was the driving pleasant when you went to Mexico last summer?
—— No, it ____ for four days when we arrived, so the roads were very muddy.
A.was raining | B.had been raining | C.would be raining | D.rained |
. ____ it will do us harm or good remains to be seen.
A.If | B.Whether | C.That | D.Where |
. The river, ____ are covered with trees, is very long.
A.which banks | B.of which banks |
C.whose the banks | D.the banks of which |
He is rather difficult to make friends with, but his friendship, ____, is more true than any other.
A.once gained | B.when to gain |
C.after is gained | D.while gaining |
1. — Have you known each other for long?
— Not very long, ____ we started to work in the company.
A.after | B.before | C.when | D. since |
__________ some medals came to live in the sea is not known.
A.Which | B.Since | C.Although | D.How |