【推荐1】—My mom’s birthday is coming! What should I do?
—You could save more money ________ you can buy a gift for her.

A．because

B．although

C．so that

D．when

【推荐2】We can’t solve the problem _______ we have more time.

A．because

B．if

C．but

D．unless

【推荐3】Which of the following has the same usage as the transition in this sentence: It’s too late to invite any more people, and you know how your boyfriend hates parties.

A．because

B．while

C．moreover

D．in fact

【推荐1】_________ it is often cold in the mountains, you need to wear warm clothes.

A．Though

B．Unless

C．As

【推荐2】Life never runs smoothly ________ it is full of ups and downs.

A．though

B．since

C．while

D．unless

【推荐3】We didn’t believe it ______ we saw it with our own eyes.

A．unless

B．because

C．if

D．before

【推荐1】Kitty, you’ll fail the English exam________you study hard.

A．because

B．when

C．if

D．unless

【推荐2】— Shall we go for a hiking this weekend?
— All right, ________ it rains.

A．if

B．unless

C．when

D．until

【推荐3】—Do you go to school by bike every morning?
— Yes, _________it rains heavily.

A．because

B．as

C．unless

D．if

【推荐1】Many of the Chinese children are learning exam skills ________ they can get good grades and get into a top university.

A．although

B．so that

C．unless

【推荐2】I didn’t argue with Jimmy ________ we had different opinions on the volunteer activity.

A．because	B．although
C．after	D．unless

【推荐3】—Jack, please ring me up ________ you reach Houma so that I won’t worry about you.
—OK, Mom.

A．while

B．even though

C．as soon as