—What’s the matter with you? You look so worried.-- I don’t know ___________ the problem.
#57173
A
what to solve
B
how to solve
C
to solve what
D
how can I
推荐题目
—Happy Teachers’ Day! Here are some flowers for you. — beautiful flowers they are! Thank you!
#55511
A
How
B
How a
C
What
D
What a
.—_____? —I usually play tennis.
#56077
A
Why do you play tennis
B
What do you usually do on weekends
C
When do you play tennis
D
Where do you play tennis
— What’s your plan for this weekend? — We will go for a picnic by the river _______ it rains.
#56007
A
unless
B
if
C
but
D
because
Jenny enjoys reading and spends a lot of money on books __ she is not rich.
#55182
A
if
B
when
C
because
D
though